Biological Control in Crop Production
George Constantine Papavizas
Allanheld, Osmun, 1981 - Technology & Engineering - 461 pages
Relevance of ecological concepts to practical biological control; Biological control: concepts, principles and mechanisms; Biological control agents: resource and production considerations; Biological control: stratgies; Biological control: general considerations.
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RELEVANCE OF ECOLOGICAL CONCEPTS TO PRACTICAL
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Agric alfalfa weevil antagonists aphid Appl application arthropods augmentation Bacillus Bacillus thuringiensis bacteria Baker beetle beneficial insects biocontrol agents biological control agents biosystematic cells chemical citrus conidia control of weeds costs culture density Department of Agriculture ecological economic effective eggs Entomol Entomology entomophagous environment factors fermentation field formulations fungal fungi fungicides fungus Fusarium growth harzianum herbivores host hyperparasites important increased inoculation inoculum insect pests insectary insecticides integrated pest management interactions introduction isolated Kommedahl laboratory larvae mermithid methods microbial microorganisms microsporidia minitans mites moth mycoparasite natural enemies nematodes Nosema operophterae organisms Papavizas parasites parasitoids pathogen Pathol pest control pest population pesticides Phytopathology plant diseases plant pathogens potential predators production protection reduced release resistance rhizosphere root sclerotia seed seedlings selection soil soilborne species spores strain studies suppression take-all target tests thuringiensis Trichoderma Trichogramma U. S. Department United USDA virus viruses vitro wheat