. Annual report of the State Entomologist of Montana . Y. Fig. 23. The Pear-leaf Blister-mite: ual for the Study of Insects, 1897.) greatly enlarged. (Comstock, Man- THE STRAWBERRY LEAF-ROLLER, i. The strawberry leaf-roller is a fairly well known pest in someparts of the United States. In the state of Washington it has beenlooked upon as their most serious insect enemy of it has been in Montana for a number of years we have norecord of great injury from It occurs at Missoula, Helena, andMiles City, It receives its name from its habit of rolling andcrumpling the leaves
. Annual report of the State Entomologist of Montana . Y. Fig. 23. The Pear-leaf Blister-mite: ual for the Study of Insects, 1897.) greatly enlarged. (Comstock, Man- THE STRAWBERRY LEAF-ROLLER, i. The strawberry leaf-roller is a fairly well known pest in someparts of the United States. In the state of Washington it has beenlooked upon as their most serious insect enemy of it has been in Montana for a number of years we have norecord of great injury from It occurs at Missoula, Helena, andMiles City, It receives its name from its habit of rolling andcrumpling the leaves of its host-plants. The larva which is small Phoxoptcris comptana Frol. MONTANA EXPERIMENT STATION. 177 and of a greenish color lives within the rolled or crumpled leavesfeeding from the inside. When abundant, the larvae not only eatparts of the folia*e but cause the remainder to turn brown. Thelarvae are very active and when taken into ones hand quickly wrig-gle out and drop to the ground. There are two broods, one appearing in June and the other inAug
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsects, bookyear1903
