Studies on effects of medium nutrients on mycelial growth and conidial production of Trichothecium roseum;

Studies on resistance risk of the pathogen causing cotton boll blight to metalaxyl in Anhui;

Studies on cutting off the food chain of pink bollworm, Pectinophora gossypiella (Saunders);

Bracon isomera (Cushman) and Bracon nigrorufum (Cushman),which parastize pink bollworm Pectinophra gossypiella Saunders in the cotton field,and two similar cardiociline wasps which parastize rice leaf roller Cnaphalocrocis medinalis Guenée in the paddy field of China.

Fifty two accessions of cotton were tested for resistance to pink bollworm in cages with cluster analysis, all the varieties were devided into four types and four independent varieties at r =0.

Resistance Monitoring of Pectinophora gossypiella to Four Organophosphorus Insecticides;

Forecasting population amounts of Pectinophora gossypiella use cottong developmental indexes as main factors;

The resistance to cotton pinkworm, Pectinophora gossypiella, of cotton varieties in Sichuan provincial regional trials was evaluated with the method of inoculating moth in cage in field in 2005.