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SUBMITTED TO : SIR IRFAN GILAL SUBMITTED BY :GROUP LEADER : 2K14 - PD -161 2K14-PD-149 , 58 , 111 , 120 , 49 , 164 , 10 , 107 , 188
SPOTTED BOLLWORM / SPINY BOLLWORM
CLASSIFICATION KINGDOM = ANIMALIA PHYLUM = ARTHOPODA CLASS = INSECTA ORDER = LEPIDOPTERA FAMILY = NOLIDAE GENUS = EARIAS SPECIE = INSULANA / VITELLA B.NAME = EARIAS INSULANA / E.VITELLA
IDENTIFICATIONLARVAE
EARIAS INSULANA :- BROWNISH, WHITE MEDIAN AND LONGITUDINAL STREAK ON DORSUM. IT HAS TUBERCLES.EARIAS VITELLA:- BROWNISH, WITH LONGITUDINAL WHITE STRIPES ON DORSUM. IT HASN’T TUBERCLES. ADULTE. INSULANA:- UNIFORM SILVERY GREEN FOREWINGS.E. VITELLI:- BUFF COLOR FOREWINGS WITH GREEN BAND ON MIDDLE.
DAMAGE DRYING AND DROOPING OF
TERMINAL SHOOTS. SHEDDING OF SQUARE AND
YOUNG BOLLS. FLARING UP OF SQUARE
DURING SQUARE FORMATION. AFFECTED BOLLS DROP OFF
PREMATURELY AND BADLY OPENINGS.
MANAGEMENT
CULTURAL CONTROL DEEP PLOUGHING TRAP CROP ( OKRA ) AVOID EXCESS USE OF NITROGEN DON’T EXTEND THE CROP PERIOD CLEAN CULTIVATION
MECHANICAL CONTROL COLLECTION AND DESTRUCTION OF AFFECTED PARTS OF PLANTS SET UP BIRD PERCHES PHEROMONE TRAPS @ 10/HA
BIOLOGICAL CONTROL
RELEASE EGG PARASITOID TRICHOGRAMMA CHILONIS, T.BRASILIENSIS.
RELEASE LARVAL PARASITOID CHELONUS, BLACK BURNI OR BRACON, APANTELESS.
CHEMICAL CONTROL ENDOSULFAN 35 EC 2.5 L/HA TRIAZOPHOS 40 EC 2.5 L/HA CYPERMETHRIN 10 EC @ 600-800 ML /HA NEEM BASED FORMULATION @ 500-600
ML/HA