PREDICTING THE AMERICAN BOLLWORM, HELICOVERPA ARMIGERA (HÜBNER) FIELD GENERATIONS AS INFLUENCED BY HEAT UNIT ACCUMULATION

PREDICTION OF AMERICAN BOLLWORM, Helicoverpa armigera (HÜB.), DEPENDED ON THE ACCUMULATED HEAT UNITS IN COTTON FIELDS

Heat accumulations and sex pheromone traps as a tools for predicting the cotton leaf worm Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae) field generations at Assiut Gover

SEX PHEROMONE TRAPS: A TOOL FOR INFESTATION PREDICTION BY THE SPINY BOLLWORM Earia~ Insulana (80ISD) ON TWO COTTON VARIETIES WITH RE PEel TO SOME WEATHER FACTORS

RELATIONSHIP BETWEEN CAPTURE OF PINK AND SPINY BOLLWORMS MALE MOTHS IN RELATION TO CERTAIN ENVIRONMENTAL FACTORS AND ACCUMULATE HEAT UNITS

DEVELOPMENT OF AMERICAN BOLLWORM, HELICOVERPA ARMIGERA (HÜBNER) (LEPIDOPTERA: NOCTUIDAE) IN RELATION TO HEAT UNIT REQUIREMENT

INFESTATION WITH COTTON LEAFWORM AND BOLLWORMS IN RELATION TO PHEROMONE AND LIGHT TRAP CATCHES IN COTTON FIELDS

EFFECTIVENESS OF ACCUMULATED HEAT UNITS ON POPULATION FLUCTUATION OF SPINY BOLLWORM AND ASSOCIATED PREDATORS IN COTTON AND MAIZE FIELDS

EFFECT OF CERTAIN ENVIRONMENTAL FACTORS ON SPODOPIERA III-7-0RA LIS (BOISD.) AND H EL ICOVERPA ARMIGERA (HUB.) CAPTURE MALE MOTHS IN RELATIONSHIP TO ACCUMULATED HEAT UNITS

Use of Pheromone Traps to Monitor Population Fluctuations of Cotton Leafworm Moth and Their Transmission in Winter and Summer Crop Fields