TABLE OF CONTENTS 



Page 



How insect pests are fought in Montana 5 



Mormon crickets 8 



Mormon cricket parasites , 8 



The Bertha army worm 10 



Mosquitoes 11 



Sugar beet leafhopper 13 



The Golden Spider beetle (a new insect in Montana) 14 



Insect pests of 1927 and lf)28 



of alfalfa - 17 



of animals : 17 



of apples 17 



of currants 17 



of cherries 17 



of flowers 17 



of general garden crops 18 



of beans 18 



of cabbage 18 



of corn 18 



of onions - 18 



of potatoes 18 



of tomatoes !•• 



of gooseberries 19 



of greenhouse plants 19 



of households 19 



©f native grasses 20 



of oats 20 



of plums , 20 



of raspberries 20 



of roses 20 



of strawberries 20 



of stored products 20 



of sugar beets 21 



of soils 21 



of trees 21 



of ash 21 



of box elder 21 



of Cottonwood .' ; 21 



of elm 22 



of poplar 22 



of willow 22 



of vines 22 



of wheal 22 



Insects sent in for idcntirication 1 2:'> 



