INVESTIGATIONS CONCERNING THE SPREADING, BIOLOGY, ECOLOGY AND CONTROL OF AMERICAN BOLLWORM (HELICOVERPA ARMIGERA HB.) PUBLISHEDIoan Pălăgeşiu, Narcisa Stan, Florin Prunar, Elena Coştiug None
We present data concerning the monitoring with aid of the with pheromone traps of American bollworm (Helicoverpa armigera Hb.). in Timis County and also the results regarding the biometric measurements of some adults and larvae populations, the development stages duration, flying curve of adults, the climatic the factors and the natural enemies influence on insect evolution. The pest attacked maize fields from Didactic Station Timisoara. The investigations are new for South-West of Romania and complete the results obtained by the researchers from Vojvodina (Serbia) and Hungary.
Helicoverpa armigera; spreading morphology; biology; ecology