Aphids Injurious to Orchard Fruits, Currant, Gooseberry and Grape
Description:
"The present bulletin treats of the aphids injurious to fruit and foliage of apple, quince, pear, plum, cherry, peach, currant, gooseberry, and grape. Thirty-two species of aphids in all are discussed. The more important forms affecting a given fruit are considered first, and then follows a brief account of species known to infest the plant locally or occasionally, and which growers should be able to distinguish from the more destructive species. In their life history, aphids are peculiar in ma…
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Date:
1917
Creator:
Quaintance, A. L. (Altus Lacy), 1870-1958 & Baker, A. C.
Item Type:
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Pamphlet