The book Sterelity [!] in Oats Caused By Grass Thrips was written by author O'gara, Patrick Joseph. [from Old Catalog] Here you can read free online of Sterelity [!] in Oats Caused By Grass Thrips book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Sterelity [!] in Oats Caused By Grass Thrips a good or bad book?
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S. Department of Agriculture, and who is now entomologist at the Alabama Agricultural Experiment station. Dr. Hinds made a special study of this group of insects for several years, and is, therefore, our American authority or thrips. Illustration of Grass Thrip3 (Anaphothrips stri- atus) Enlarqed About 55 Diameters The area covered by the illustration is ap- proximately three thousand times the area that would be covered by the life size specimen. Note the peculiar wings, left being folded and ...the right extended. (After Fernald and Hinds) IIIIIIIIIIMIIMIIIIMI 021 490 275 8 completely killed the plants. The insect does not confine its attacks to oats, but is found to injure rye, wheat and various grasses. It is a peculiarly injurious insect when it attacks tim- othy. Injury Produced In oats the injury is largely confined to the spikelets, although the leaves may also be at- tacked. The injured spikelets are usually more or less whitened or bleached in appearance and are shrivelled and thin.
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