地膜玉米“3414”试验
“Three Four One Four”Test of Plastic Film Corn
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摘要: 对湖南省龙山县地膜玉米进行了“3414”试验，建立了玉米产量与氮肥、磷肥和钾肥之间的回归方程，并得出了最佳施肥方案：纯氮165 kg/hm2、纯磷87 kg/hm2和纯钾88.5 kg/hm2。Abstract: “Three four one four”test of plastic film corn in Longshan county of Hunan province was carried out.Regression equations between maize yield and N，P and K were built.Optimum fertilization scheme was obtained that pure nitrogen was 165 kg/hm2，pure phosphorus was 87 kg/hm2 and pure potassium was 88.5 kg/hm2.
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Keywords:
- Corn /
- Plastic film /
- “Three four one four”test
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