Integrated Pest Management for Onions |
Contents
Introduction | 1 |
INTEGRATED PEST MANAGEMENT AN INTRODUCTION | 7 |
INSECT AND MITE PESTS | 15 |
Copyright | |
4 other sections not shown
Common terms and phrases
aphids areas Aster leafhoppers aster yellows bacteria BLIGHT-ALERT Botrytis leaf blight Botrytis neck rot Botrytis squamosa calculator cause CHAPTER chemical control cone traps cull piles Cutworms cycle and biology damaged onions develop DINOV Disease cycle downy mildew effective eggs flower foliar fungi fungicide fungus germinate ground beetles harvest herbicides Infected bulbs inoculum production index insect pests insecticide INTEGRATED PEST MANAGEMENT larvae leafhoppers lesions Management Cultural mature Michigan mineral soils mites muck soils natural enemies nematodes nymphs and adults onion bulbs onion fields onion leaves onion maggot onion maggot flies onion plants onion smut onion thrips onions grown Ontario outbreaks overwinter parasitoids pathogen pesticide pests of onions PETZOLDT pink root predators produce pupae purple blotch reduce relative humidity resistance rotation rove beetle sclerotia scouting season seedlings senesce species spores sporulation spray storage symptoms temperature threshold tion tissue volunteer onions wasps weather weeds windbreaks Yellow nutsedge York