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Related to bollworm: cotton bollworm, pink bollworm
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Lab work has shown that pink bollworms already carry gene variants that in certain combinations can provide immunity.
Cotton bollworms and budworms have developed resistance to many standard commercial insecticides," says Kirk, who is with the Areawide Pest Management Research Unit in College Station.
Farmers should cut the cotton sticks before Jan 31 and then apply Chisel Plough so that the pink bollworm Pupae and worms are buried deep inside the soil and do not emerge to hurt cotton crop.
Results showed that the reduction in the damage of fruiting bodies of cotton by bollworm in the plots treated with neem derivatives were dose dependent.
Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae), commonly known as bollworm, earworm, fruitworm or pod borer is very important insect pest of many important crops in Asia, Africa, Australia and Europe (Fakrudin et al.
These practices reduce habitat and food available to the boll weevil, pink bollworm, boll-worm and tobacco budworm.
Dr Noorul Islam stressed upon the need to hold the stakeholders meeting on the bollworm issue.
Selected genetic material from this bacterium was introduced into cotton; such cotton will have resistance to bollworm complex.
This work aims to evaluate toxicity of some insect growth regulators to the pink bollworm larvae, their efficacy to biological aspects and some enzymes activities
Abstract: Studies were carried out on pe effect of micronutrients on spotted bollworm Earias vittella F.
Over a decade ago, Monsanto (in partnership with Indian seed companies) produced genetically engineered cotton seeds with the Bt protein, which helps the crop ward off insects, particularly the bollworm.
Significant reduction of the pink bollworm (PBW) population was achieved with a multi-tactical approach including the sterile insect technique (SIT) implemented in an area-wide eradication program in the southwestern USA and the northern States of Mexico.
The biggest gain from the technology is in the form of reduced insecticide usage for bollworm control.
Practical evidence of this is shown in the case of a cotton-munching pest called the pink bollworm, said his colleague, Bruce Tabashnik.
Resistance of the pink bollworm, Pectinophora gossypiella (Saunders) to spinosad was examined under laboratory conditions during 20 successive generations.