. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Appendix. 505 B.—BENEFICIAL INSECTS. Little niitice has ))ecii diviwii to the many iiisei'ts wliich can only be looked mion as beuefieia,! on account of tlieii' tendini;' to keeji down an access of other in^i-ct Hfe. After \-cars' o))sei'vations the \\riter is iuchned tn belic\e that tliey ai-e quite cnnipetent to kec}) the balance of Nature but are quite incompetent to I'cstofe that balance of Nature upset by man. ( >ne or two cases of the benetit of su
. The insect and other allied pests of orchard, bush and hothouse fruits and their prevention and treatment . Insect pests; Fruit. Appendix. 505 B.—BENEFICIAL INSECTS. Little niitice has ))ecii diviwii to the many iiisei'ts wliich can only be looked mion as beuefieia,! on account of tlieii' tendini;' to keeji down an access of other in^i-ct Hfe. After \-cars' o))sei'vations the \\riter is iuchned tn belic\e that tliey ai-e quite cnnipetent to kec}) the balance of Nature but are quite incompetent to I'cstofe that balance of Nature upset by man. ( >ne or two cases of the benetit of such introduced " friends " are knoNMi, such as the cushion scale and the Vedalia ladybird one hears so much of, and which seems to have been nuide a juni]iinn--[)lauk' for anyone to write and talk [F. Edenden. 1, Si/rphiix rihexii ic. ;j2(;.—Ai'ijis DrsTKdVEus. Lailyliiid Kt^L-tle ; r,, C'ocr Some references have been made in this work to what Mr. Troggatt and ilr. Lounsbury in their travels have seen of these wonders in other countries, and this must surely settle the minds of any of the blind followers of the wonderful powers of insect friends. As Mr. Froggatt told me, when one wanted to see the working, for instance, of the intro- duced Codling Moth parasite in California., they were unable to show it him in the field. That come insects prey upon others, every grower knows. When his fruit has been spoiled by aphis, and his hops blighted Ijy the same, swarms. 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 Theobald, Frederick Vincent, 1868-1930. Wye, Eng. : Frederick V. Theobald
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsectpests, bookyear
