. Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 34.—Squash-bug: (a to e) nympbs In dif- ferent stages of growth; (/) adult bus. much enlarged. us, happily, they are quite rare; should they become numerous at any time they could be easily controlled by the use of arsenical poisons. ONION. The Onion Maqgot {Phorbia ceparum)—(Fig. 35)—is very similar in mode of attack and life-history to the Cabbage Maggot already described; it is unnecessary, therefore, to repeat these particulars. It is often extremely de'struc- tive, and has almost driven
. Insects affecting vegetables [microform]. Légumes; Vegetables; Insect pests; Insectes nuisibles. Fig. 34.—Squash-bug: (a to e) nympbs In dif- ferent stages of growth; (/) adult bus. much enlarged. us, happily, they are quite rare; should they become numerous at any time they could be easily controlled by the use of arsenical poisons. ONION. The Onion Maqgot {Phorbia ceparum)—(Fig. 35)—is very similar in mode of attack and life-history to the Cabbage Maggot already described; it is unnecessary, therefore, to repeat these particulars. It is often extremely de'struc- tive, and has almost driven market gardeners to despair. The preventive measures referred to above are hardly suitable for a plant whose style of growth is so dif- ferent from that of a cabbage, and few persons would take the trouble to protect. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bethune, Charles J. S. (Charles James Stewart), 1838-1932; Ontario. Dept. of Agriculture. Toronto : Dept. of Agriculture
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Keywords: ., bookcentury1900, bookdecade1910, booksubj, booksubjectinsectpests
