Topic 180
plant insect field pest laboratory beetle produced larvae significant were females was insects beetles viability duration female effect tested egg male resistant significantly study breeding commence lepidoptera zoology showed had yield instar mating crosses fecundity offspring corn plants larval reproductive pests males copulation management 48 maturity days crops exposure bt varieties trials constant equal lepidopteran oviposition evaluated done fertility herbivore maize crop cutworm observed grain conspecific menochilus sexmaculatus influenced after cold experiment wild susceptible herbivores genotypes increase time infestation weeks seeds treatments resistance obtained colony blue mays fields cognition zea research benefits treatment effects content investigated exposed noctuidae animal cereals
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