Damage Investigation and Control of Gynaikothrips Uzeli on Ficus Microcarpa in Shenzhen

Damage investigation of Gynaikothrips uzeli on Ficus microcarpa in Shenzhen was carried out from May to June in 2011.Results showed that plant damage rate of Gynaikothrips uzeli on Ficus microcarpa in Shenzhen was 92.55%，there were some differences in different regions，plant damage rate reached up to 98.82% in Futian，and plant damage rate was relatively low and about 76% in Luohu.Leaf damage rate of Gynaikothrips uzeli on Ficus microcarpa in Shenzhen was 46.25%，and there were significant differences in different regions，leaf damage rate in Luohu was 57.65%，and leaf damage rate in Nanshan was lowest，which was 30.33%.Pest density of Gynaikothrips uzeli on Ficus microcarpa in Shenzhen was 13.09 head per leaf，pest density reached up to 19.10 head per leaf in Futian，and pest density in Nanshan was lowest，that was 6.56 head per leaf.According to survey findings and research progress of domestic control technology，control measures of Gynaikothrips uzeli on Ficus microcarpa were explored，which contained plant quarantine，chemical control and agricultural measures.