THE EFFECT OF SOME BIOTIC AND ABIOTIC FACTORS ON SEASONAL FLUCTUATIONS OF HELICOVERPA ARMIGERA (HUB.)

POPULATION FLUCTUATIONS OF AMERICAN BOLLWORM, Helicoverpa armigera (Hüb.) INFLUENCED BY SOME WEATHER FACTORS IN PEA, Pisum sativum (L.) AND COTTON, Gossypium barbadens (L.) FIELDS

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

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

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

SEASONAL FLUCTUATION OF THE SPINY BOLLWORM, Earias insulana (BOISD.) ON SOME HOST PLANTS

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

PHENOLOGICAL ASPECTS BETWEEN POPULATION ACTIVITY OF PECTINOPHORA GOSSYPIELLA (SAUNDERS) MALE MOTHS AND THE CORRESPONDING COTTON BLOOMS AND GREEN BOLLS INFESTATIONS

INFLUENCE OF CERTAIN AGRICULTURAL PRACTICES ON POPULATION DYNAMICS OF Helicoverpa (heliothis) Armigera AND Chrysodeixis Chalcites.