农业工程

Wang Yanhong

2015, 5(1)

Abstract(561) [PDF 720KB](617)

Abstract:

Wang Yanhong

2015, 5(1)

Abstract(980) [PDF 2958KB](565)

Abstract:

2015, 5(1)

Abstract(533) [PDF 290KB](688)

Abstract:

Planting Status and Research Progress on Seeding Machine of Carrot at Home and Abroad

Li Kaifeng, Yang Bingnan, Yang Wei, Shang Shuqi, Li Jiandong, Yang Deqiu, Jia Jingxia

2015, 5(1): 1-5.

Abstract(558) [PDF 5738KB](305)

Abstract:
Carrot is a nutrient rich，crisp and tasty vegetables.And its distribution is widely in the global.Planting area，total output and average yield level of carrot were analyzed in the world and domestic according to the data of the United Nations Food and Agriculture Organization and China Agricultural Yearbook.Research progress on seeding machine of carrot at home and abroad was compared.It provided a reference for China to develop carrot seeding machine that its performance was advanced and applicability was good.

Research Situation and Development Trends of Self-propelled Forage Modulation Harvester

Zhang Li, Shi Wenbin, Ao Encha

2015, 5(1): 6-8.

Abstract(755) [PDF 3779KB](562)

Abstract:
As forage harvesting machinery，self-propelled forage modulation harvester plays a vital role on ecological construction，western development and development of ecological livestock husbandry.Its development will offer a powerful technical support for improving mechanization level of livestock husbandry.Research situation，development history and trends of self-propelled forage modulation harvester were analyzed.It provided reference for China to develop self-propelled forage modulation harvester which was suitable for national conditions.

Practice and Thinking of Corn Production Mechanization in Suzhou District of Jiuquan City

Wang Sheng, Jiang Xiaoping, Yan Tinglu

2015, 5(1): 9-11.

Abstract(641) [PDF 2821KB](311)

Abstract:
According to existing problems of corn production mechanization in Suzhou district of Jiuquan city，countermeasures and suggestions of promoting corn production mechanization in Suzhou district were put forward with the Ministry of Agriculture issued project of“Full mechanization demonstration of corn production”as a basis.

Status Quo and Development Prospects of Dry Land Transplanting Machine Industry

Zhou Haiyan, Yang Bingnan, Yan Hua, Yang Xuejun

2015, 5(1): 12-13.

Abstract(696) [PDF 1998KB](658)

Abstract:
Importance of dry land transplanting was expounded.Development situation of dry land transplanting machine industry at home and abroad was analyzed.Gaps and problems of transplanting machine in China were proposed.Development direction was pointed out.Some suggestions were put forward which included combination of agricultural machinery and agronomy，increasing varieties of transplanting machine，technology improvement and function expansion of semi automatic transplanting，and developing automatic transplanter.

Thinking of Agricultural Machinery Skilled Talents Trainning in Guangdong Reclamation Area

Hu Qiao

2015, 5(1): 14-16.

Abstract(490) [PDF 3036KB](408)

Abstract:
Playing role of agricultural machinery and development level of agricultural mechanization are closely related to skill level of agricultural machinery employees. With upgrade and replacement of agricultural machinery in Guangdong reclamation area，demand of new agricultural machinery talents that have high knowledge and high skills are more and more urgent.Necessity of strengthening agricultural machinery skilled talents training in Guangdong reclamation area was analyzed.Main problems at present were pointed out.Train of thought about strengthening agricultural machinery skilled talents training was put forward.

Application of Manufacturing Execution System in Large Wheeled Tractor Industry

Cui Linkai, Wang Zhenzhen, Liu Liping

2015, 5(1): 17-19.

Abstract(689) [PDF 2920KB](299)

Abstract:
Application of Manufacturing Execution System in the third assembly factory of First Tractor Co.，Ltd.Integrated management that included production management，technology，quality assurance，assembly trace back and other links was realized through information transmission. Match problem between advanced equipment and production management mode was solved through implementation of Manufacturing Execution System.It enhanced production management level，efficiency of management and decision speed of enterprise.At the same time，application of Manufacturing Execution System also improved quality of product and staff.

Research Status and Prospect of Facilities Agricultural Intelligent Control

Yao Liang, Ma Jungui

2015, 5(1): 20-22.

Abstract(548) [PDF 3057KB](333)

Abstract:
Research status of facility agriculture intelligent control methods was reviewed and summarized to provide a theoretical foundation and scientific basis for the development of Xinjiang facilities agricultural.A large number of relevant literature were collected，intelligent control technology was analyzed and summarized.According to literature summary，it was concluded that intelligent control method and technology to improve agricultural facilities was the main research direction of agricultural facilities.Improving labor efficiency could save manpower，material and financial resources，and reduce unnecessary waste.

Quality Control for Highway Construction Surveying

Li Jianxun, Hu Li′na

2015, 5(1): 23-25.

Abstract(709) [PDF 3197KB](239)

Abstract:
Highway construction has the characteristics with long duration，large scale，complex bridge structures，more construction tenders and so on，so the control on measuring quality is very important in the construction.Characteristics and problems were showed in Guangdong provincial highway construction.Measuring methods and measuring management were analyzed.In order to reduce negative impacts due to measurement error，some proposes and methods were surveyed in the highway construction.

Construction of Circular Agriculture Mode with Core of Methane

Wu Junfang, Liu Yuxiang

2015, 5(1): 26-27.

Abstract(734) [PDF 1767KB](719)

Abstract:
Construction mode of utilization of livestock and poultry manure resources with the core of methane in Jincheng city，Shanxi province，was summarized systematically.The model formed a complete set of clean production technology.Matters needing attention in the development were pointed out.

Process of Soft Canned Mung-Bean Sprout

Cui Lijuan, Xu Ying, Liu Aixia

2015, 5(1): 28-29.

Abstract(646) [PDF 1496KB](762)

Abstract:
Process of soft canned mung-bean sprout was studied.Using L9（34）orthogonal experiment design，the best technique for soft canned mung-bean sprout were found out.Results showed that optimum conditions：sodium chloride 1.5%，sugar 4%，Citric acid 1%，Calcium chloride 0.1%.

Production Process Optimization of Function Loquat Tablets

Huang Yongzhong

2015, 5(1): 30-34.

Abstract(678) [PDF 4410KB](320)

Abstract:
Using loquat as mainly raw materials，other materials were added to produce a new product，loquat tablets.Firstly，color technology of loquat piece was determined.Then，add accessories were selected，add accessories ratio was determined.Finally，optimization of heat cooking temperature，drying time and drying temperature were made sure.Using multi-oxidase as indicators，effects of pH value and temperature on browning enzyme activity were researched through single factor experiment.Results showed that high temperature and low pH value could inhibit the activity of multi-oxidase.Then effect of ascorbic acid，organic acids for color were studied.Results showed that ascorbic acid was effective when concentration of 250 mgkg.Potato powder，white sugar and edible colloid were selected as major raw materials，with sensory evaluation value as indicator，optimum adding amount of potato powder，white sugar and edible gum were determined by single factor test and orthogonal test，which were 15%，12% and 6%.Cooking temperature，drying time and drying temperature were selected，with moisture content as the index，optimum process parameters were studied.Results showed that boiling temperature 100 ℃，boiling time 30 minutes，drying time 120 minutes and drying temperature 75 ℃ were the best technical parameters.

Evaluation Method of Small Watershed Dam System Planning in Loess Plateau Taking Dam System Planning Evaluation of Wangjiagou Watershed as an Example

Zhang Zhiguo

2015, 5(1): 35-37.

Abstract(598) [PDF 2747KB](266)

Abstract:
Loess plateau is one of the most serious regions of soil erosion in China，and it also is main source of sediment of Yellow river.In recent decades，China made great achievements in dam flood insurance harvest technique and engineering design.It played a good role in guiding for construction of silt dam.With the level of economic development constantly improving，reasonable evaluation of dam system planning is also put forward higher requirements.Reasonable planning and evaluation method of small watershed dam system in the west of Shanxi province and even the whole loess plateau were put forward.It provided an important decision basis to promote dam system develop healthily in the future.

Design and Implementation Effectiveness of Surface Water Sprinkler Engineering

Hao Lin, Fan Zhongcheng

2015, 5(1): 38-40.

Abstract(739) [PDF 2571KB](311)

Abstract:
Taking Inner Mongolia Xing′an league Jalaid banner 1 300 hm2 land using surface water as water sprinkler irrigation engineering as an example，engineering design of a single center pivot irrigation machine which control area was 33.3 hm2 was discussed from several aspects included water source engineering design，selection of pipe network system layout，water pipe diameter determination，work regulations，hydraulic calculation and water pump.Practice of 3 years proved that irrigation water use coefficient increased from 0.65 to 0.85，average gross water used from 5 700 m3hm2 down to 4 350 m3hm2，average annual savings of water for 1.8 million m3.

Water Conservancy Engineering Quality Supervision Station of Sanming City，Sanming 365200，China

Qiu Youyu

2015, 5(1): 41-43.

Abstract(691) [PDF 2429KB](286)

Abstract:
Advanced small pipe technique can improve the physical properties of surrounding rock.And it can glue the cement slurry in soft surrounding rock and small catheter implantation to form a whole.A small catheter for bearing arch frame was formed to prevent tunnel soft surrounding rock collapse accident during excavation process.Application of advanced small pipe technology in tunnel engineering soft surrounding rock of Huangshakeng reservoir was introduced from making small pipe，layout，grouting and other aspects.

Control of Geological Disaster of Landslide and Collapse in Karst Plateaux Region

Sun Quanfu, Ge Lin

2015, 5(1): 44-47.

Abstract(767) [PDF 4787KB](307)

Abstract:
As a special geological features in our country，the multiple geological disaster in the Karst region area has become the influence of "problems about agriculture，rural areas and peasantry"and the important factor of regional economic and social development.Based on the analysis of type and effect on regional economic and social of geological disaster in the Karst plateaux region，the control of geological disaster of landslide and collapse Dananshan primary in Yanzikou Town of Qixingguan District as an example，formation and control situation of landslide and collapse geological hazards were explored in the study area.The controlling measures of anti-sliding were including intercepting and drain system and blocking system，and engineering measures mainly included three kinds of intercepting drain，anti-slide pile and retaining wall.But collapse mainly adopted reinforce or cleaning.High incidence of landslide and collapse geological hazards was closely related to special geological features in Karst plateaux region.Finally，from two aspects of treating landslide and collapse geological disaster prevention，combining the reality of it，measures were put forward that strengthen regional geological disasters cruise screening，the design feasibility demonstration，and combination of returning farmland to forest policy measures to reduce the induced geological hazard，in order to reduce the impact of geological disasters on regional economic and social development.

Potentiality Evaluation Methods of Arable Land Consolidation

Shang Yuqin

2015, 5(1): 48-50.

Abstract(525) [PDF 2553KB](259)

Abstract:
Arable land consolidation is a basic work of land consolidation.On the basis of potential evaluation principles and objectives，potential of cultivated land consolidation evaluation method was explored from determining scheme，potential evaluation method，calculation of scores，comprehensive classification and level analysis，in order to achieve the unity of social benefit，economic benefit and ecological environment benefit in the evaluation work.

Design and Parameter Optimization Experiment on Inoculation Devices of Edible Fungi Liquid Spawn

Xu Minghan, Jing Quanrong, Si Weiwei, Wang Xiaoyan, Dong Shiping, Huang Xiguo, Li Jin

2015, 5(1): 51-55.

Abstract(700) [PDF 4185KB](418)

Abstract:
To solve the problems of low efficiency，bottle error and uneven of liquid spawn inoculation，a high-speed precise liquid spawn inoculation devices was designed.Structure and principle of this inoculation device were clarified.Jet flux and combined nozzle parameters were analyzed emphatically.And the performance tests were carried on.Taking inoculation accuracy，bottle error and repetitive error as indicators，injection pressure，nozzle diameter and jet time were studied.Test and analysis results indicated that injection pressure，nozzle diameter and jet time had highly significant effect on inoculation effect，and the optimum parameters were 0.17 MPa for injection pressure，0.4 mm for nozzle diameter and 0.52 s for injection time.Test proved that inoculation accuracy was more than 99%，bottle error was less than 3%，and repeat error was less than 0.4 g.The indicators meet the demand of edible fungi factory production.

Design on Seeding Monomer of 2BMJ-4 Type No-till Precise Planter for Corn

Yang Wei, Li Jiandong, Wang Fei, Du Yongqi, Jia Jingxia, Yang Hongwei

2015, 5(1): 56-58.

Abstract(692) [PDF 2768KB](311)

Abstract:
In order to solve some problems such as simple function and bad performance，a seeding monomer which was applied to no-till precise planters had been designed. Experiment indicated that miss index was not more than 3%，multiple index was not more than 2.5%，seed space index was not less than 87%.These performance indexes were better than industry standard.It achieved no tillage sowing and its marketing prospect was promising.

Movement Simulation of Eccentric Wheel Crank Swing Link Mechanism of Reciprocating Cutter

Yang Li, Ma Sai, He Gang, Gao Xiaohong

2015, 5(1): 59-62.

Abstract(494) [PDF 2934KB](297)

Abstract:
The basic structure and working principle of eccentric wheel crank swing link mechanism，that was driving mechanism of reciprocating cutter，were expounded.Motion law of this mechanism was analyzed and deduced theoretically by vector method.And equations of motion were obtained.Motion curve fig and variation law of vibrating force over body frame were obtained by using dynamics simulation software ADAMS on the mechanism of motion simulation analysis.Simulation results showed that when input speed was 400 rmin，the cycle of cutter motion was 0.15 seconds，the distance of running was 76 mm，speed was -1.5～1.73 ms，and acceleration was -69.5～68.6 ms2.Force generated for cutter movement was harmonic load and when input speed was 469 rmin，the force was 1 393 N.It provided a theoretical basis for optimal design and dynamic analysis of eccentric wheel crank swing link mechanism by theoretical analysis and simulation.

Assembly Fixture and Flexible Welding Scheme about Chassis of Large Corn Harvester

Zhang Daqun, Gao Lin, Yang Dacheng, Li Dengkun, Wang Decheng

2015, 5(1): 63-66.

Abstract(717) [PDF 3777KB](357)

Abstract:
Flexible welding line of digitization chassis frame was put forward according to production status of large corn harvester.Solution of assembly fixture was proposed when robot was welding.At the same time，some problems were explored.For example，what kind of parts precision and position precision fit for robot welding，what kind of structure design fit for robot welding，and how to optimize the welding process.

Kinematics Simulation of Disc Serrated Cutting Parts of Caragana Korshinskii Harvester

Qiu Shujin, Guo Yuming, Zheng Decong

2015, 5(1): 67-70.

Abstract(629) [PDF 3113KB](339)

Abstract:
Disc serrated cutting parts are key components of Caragana korshinskii Harvester.Motion process of disc serrated cutting parts was analyzed.Motion parameter expression of three disc serrated cutting parts was built according to Caragana cutting requirements.Cutting component model was built by UG NX software.This model was imported to mechanical dynamics simulation software ADAMS to be analyzed using dynamics.Simulation of trajectory for one serrate cutting edge was researched and analyzed.It provided basis of structure parameter design of Caragana korshinskii harvester.

Design and Experiment on Half-track Walking Device of Tractor

Du Yongqi, Wang Fei, He Zhifei, Jia Jingxia

2015, 5(1): 71-73.

Abstract(777) [PDF 2646KB](431)

Abstract:
A kind of half-track walking device of tractor for hill area to solve the problem of bad crawling ability and low efficiency was designed.This device mainly consisted of walking bracket，decelerating mechanism，track driving wheel，guiding wheel，some supporting wheel，rubber track and tensioning mechanism.It could fit hill area well and didn′t slip.Field driving performance tests showed that the line speed error was in 4% between front-wheel of tractor and track driving wheel，which was accord with the design aim.The successful development of this half-track walking device was good for promoting hill area agricultural machinery development.And it provided reference for other enterprise or research organization to design half-track walking device.

Design on Checking Device of Potato Inside Quality Based on Near-Infrared Light Spectrum Scanning

Li Jiandong, Yang Wei, Jia Jingxia, Li Leixia

2015, 5(1): 74-75.

Abstract(515) [PDF 1847KB](717)

Abstract:
A kind of checking device of potato inside quality based on near-infrared light spectrum scanning was designed.It included potato transporting institution，near-infrared light spectrum scanning device，shifting fork institution，computer handling system and signal sense system.It didn′t need treat sample by any chemical or physical method using this device to check nutrition and harmful matter of potato.It could check potato directly which was fast and environmental.The whole process was pollution-free and had no sample loss.The sample could be used after checking.This device structure was simple and could be maintained easily.

Design and Benefit Analysis on Corn Straw Harvester

Xue Rong

2015, 5(1): 76-78.

Abstract(602) [PDF 2521KB](322)

Abstract:
A kind of corn straw harvester was designed，which had cutting，conveying，kneading and collecting function.Benefit of this machinery was analyzed.Practice proved that this corn straw harvester solved the problems of seasonal and annual forage imbalance.It was really suitable model for farmers and raise user.

Design on Roll Film Residual Film Recovery Machine

Zhang Bingfa, Yang Wanzhang

2015, 5(1): 79-82.

Abstract(657) [PDF 3091KB](300)

Abstract:
A roll film residual film recovery machine was designed.Overall structure and working principle were analyzed.Main working parts such as residue film tooth and film roller were designed.Dynamic characteristics of residue film tooth were analyzed.This residual film recovery machine was suitable for cotton，garlic，beans，potatoes and other economic crops.Film that collected was in rolls and no secondary pollution.

Kinematic Analysis of Three-dimensionally Moveable Camera System

Wang Jun, Xiao Sa, Zhang Ye, Xiao Yuqing

2015, 5(1): 83-84.

Abstract(461) [PDF 990KB](657)

Abstract:
Kinematic analysis of three-dimensionally moveable camera system was studied.Mathematical models for displacement control and speed control were established.And practical application was expounded.

Standardized Customization of Drawing Software

Yang Yishan, Zhang Wujun, Li Lin

2015, 5(1): 85-87.

Abstract(479) [PDF 2396KB](393)

Abstract:
The same parts generated different expression would appear in the extraction of product data due to different use of data source and template in the process of product design，so as to affect statistical result.Standardized customization of drawing software required designers to use the same data source.It could ensure the integrity and accuracy of design data.

Bilingual Teaching Mode of ‘Food Chemistry’ Guided by Engineering Education Professional Certification

Li Hong, Zhang Lu, Shen Ruiling

2015, 5(1): 88-90.

Abstract(549) [PDF 3061KB](275)

Abstract:
Guided by engineering education professional certification，the necessity of offering the food chemistry bilingual teaching was described to cultivate high-quality talents to meet the needs of modern society.The primary exploration on bilingual teaching mode was carried out aiming at the problems such as students’uneven English levels，teachers with poorly spoken English，lacking appropriate textbook and so on. At last，partly desired results were achieved.

Technical Regulations of Cassava Cultivation

Chang Sheng

2015, 5(1): 91-93.

Abstract(568) [PDF 2658KB](347)

Abstract:
Technical regulations of cassava cultivation was studied from those links such as breed choosing，tillage before planting，sowing，growth period management and harvesting.It could raise production of cassava，improve cassava quality and promote cassava industry development.And it also played a positive role to ease the domestic energy shortage.

Test on Soybean Rhizobia and Nutrition Package Technology in Bei′an City

Yang Yong

2015, 5(1): 94-95.

Abstract(630) [PDF 1688KB](784)

Abstract:
Design principle of soybean rhizobia and nutrition package technology test was elaborated.Basic situation，design scheme and test results of test field were introduced.Economic performance，social results and ecological benefit were analyzed.

Cultivation Experiment on High-density and Different Fertilization of Precocious Corn

Ding Jiwen

2015, 5(1): 96-98.

Abstract(780) [PDF 2248KB](387)

Abstract:
Yield potential of precocious corn Kenwo 2 and Demeiya 2 under different fertilization factors and different density was explored.Tests found that growth in big fat area was obviously better than small area，leaf area index was higher 7.6% in big fat area than small area under different fertilization.The yield with different treatments of two varieties：Kenwo 2 increased production 11.4% in big fat area than small area，Demeiya 2 increased production 12.5% in big fat area than small area，production increased 12.7% under different density.Effect of controlling residual injury of previous soybean was obvious using Bihu seed dressing and spraying leaf fertilizer.It had effect of increasing seedling resistance according to spraying leaf fertilizer of Futian Jiali and Caitemei.

Agricultural Mechanization Diversified Investment System Construction in Zhejiang Province

Chen Lini

2015, 5(1): 99-102.

Abstract(598) [PDF 4282KB](247)

Abstract:
In recent years，the agricultural mechanization investment’s main bodies gradually turned to the diversified structure in Zhejiang province，which has become a triangle system including farmer’s investment，the central and local investment.The main ways and measures of agricultural diversification include equilibrium of agricultural mechanization triangle system，expansion of the other investment and credit capital investment proportions.Basis was presented to ensure the central finance，local finance and individual farmer investment structure into the structure of balanced development，so as the expansion of agricultural credit in the financial industry and commerce proportion.More capital supports should be attracted，and agricultural enterprises and scientific research institutions and other social organizations were encourage to mutual benefit，insist cooperation with mutual benefit and common construction in various forms to carry out the construction of Agricultural Demonstration District，and ultimately achieve the formation of ‘steadily into the triangle investment structure，a new pattern of development and gradually’ to the four element structure.

Summary of Family Farms with Chinese Characteristics

Deng Fei, Gao Zhiqiang

2015, 5(1): 103-106.

Abstract(631) [PDF 4326KB](295)

Abstract:
Based on the systematic study of the relevant literature on family farm，concept，characteristics，necessity and realistic conditions of family farm were literature reviewed.Family farm system would become a new hotspot.Family farms quantitative research and business model research had very important practical significance.

Protection Work Progress of Pan County Geographical Indication Product in Guizhou Province

He Liwan, Pu Guoqun, Jiang Meimei, Cui Maoxue, Zhu Hua, Li Zhongbai, Zhang Lu

2015, 5(1): 107-110.

Abstract(565) [PDF 3902KB](306)

Abstract:
Since 2011，four geographical indications protection products，include Pan county walnut，Pan county ham，Pan county thorn pear preserved fruit，and Pan county Sige black potato，were respectively approved in Pan county of Guizhou province.Basic situation of Pan county geographical indication product and protection work were analyzed.

Benefit Evaluation of 1BSQ-260 Type Paddy Harrow Slurry Machine

Wang Kuan

2015, 5(1): 111-112.

Abstract(557) [PDF 1477KB](725)

Abstract:
1BSQ-260 type paddy harrow slurry machine could finish paddy field harrow，bury stubble，flat ground，and slurry operation one time，the operation effect is good，it could make soil on fine under thick，the paste under the pine，it could satisfy the mechanization planting agronomic requirements.And it also has the advantages of high efficiency，fewer into the field，soil structure protection.Economic benefits of this machine were analyzed.Results showed that this machine could recover investment in one job season，the ratio of investment and profit was 1∶16，economic efficiency was high，and it had good social benefit and ecological benefit at the same time.

Problems and Countermeasures of Work in Township Agricultural Technology Extension

Cheng Huimin

2015, 5(1): 113-114.

Abstract(582) [PDF 1833KB](635)

Abstract:
Agricultural technology popularization is important measure for grain harvest and farmers′ income.If technology can be transformed into productivity as soon as possible，the key lies in the popularization of agricultural technology.It could reduce investment and save cost through technical guidance and scientific farming according local conditions，and bring tangible benefits to farmers.

Estimation of Chlorophyll in Irrigated Wheat by Aster High Resolution Satellite Imagery（Extracts）

Adel H.Elmetwalli

2015, 5(1): 115-117.

Abstract(464) [PDF 3087KB](236)

Abstract:
Identifying crop properties non-destructively can provide a rapid and accurate understanding of its response to various environmental influences.Crop chlorophyll content is an important indicator of crop health and therefore estimation of crop yield.In recent years，remote sensing has been accepted as a robust tool for site-specific management by detecting crop parameters at both local and large scales.The reported research assessed the potential of high resolution satellite imagery to predict wheat properties at a regional scale.Vegetation indices including NDVI，RVI，GNDVIbr and other band ratios，were derived from ASTER imagery and related to crop chlorophyll concentration.The results demonstrated the effectiveness of using ASTER high resolution satellite images to map spatial variation of wheat chlorophyll content through the derived vegetation indices.NDVI and redgreen band ratio were revealed to be sensitive indices for assessing wheat chlorophyll content （R=0.73 and 0.72 respectively）.The results suggested that use of high spatial resolution satellite imagery for the retrieval of crop chlorophyll levels provides an effective assessment of crop status at a regional scale.

T7 Series New Tractors of New Holland Company

Wu Qingfen

2015, 5(1): 118-121.

Abstract(373) [PDF 4291KB](236)

Abstract:
Technical performance and structure of major components of T7 series new tractors of New Holland company were described briefly. It provided a technical information reference for China’s manufacturing enterprises and research departments to further research and development of new tractor product.

2015 Vol. 5, No. 1

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