Documents of the Assembly of the State of New York, Volume 14; Volume 141, Issue 14 |
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Page 413
... insects which are quite similar in general appearance and habits . They are readily separated by structural differences , principally of antennæ and cornicles . Descriptions are given of first instar nymphs and adults of first ...
... insects which are quite similar in general appearance and habits . They are readily separated by structural differences , principally of antennæ and cornicles . Descriptions are given of first instar nymphs and adults of first ...
Page 414
... insects or excessive defoliation by apple scab assisted in part by aphides . As losses by aphides vary according to locality and seasonal conditions , the experiences of orchardists are the best criteria of the necessity of systematic ...
... insects or excessive defoliation by apple scab assisted in part by aphides . As losses by aphides vary according to locality and seasonal conditions , the experiences of orchardists are the best criteria of the necessity of systematic ...
Page 415
... insects closely similar in appearance and in habits . All are usually of a dark green color , and it is only by ... insect is more or less cov- م ered with B a whitish powder , giving it a rather bluish appear- ance , which , to- gether ...
... insects closely similar in appearance and in habits . All are usually of a dark green color , and it is only by ... insect is more or less cov- م ered with B a whitish powder , giving it a rather bluish appear- ance , which , to- gether ...
Page 417
... insects are half grown they are pale green in color with more or less distinct darker green markings on the body . The adult is pale yellowish green with a series of transverse spots , which together form a broad , deeply serrated band ...
... insects are half grown they are pale green in color with more or less distinct darker green markings on the body . The adult is pale yellowish green with a series of transverse spots , which together form a broad , deeply serrated band ...
Page 419
... insects . Strangely enough , there was little apparent effect on the tissues as the result of the feeding of these colonies of insects ; at most , there was only a gentle curling of the heavily infested foliage . The second generation ...
... insects . Strangely enough , there was little apparent effect on the tissues as the result of the feeding of these colonies of insects ; at most , there was only a gentle curling of the heavily infested foliage . The second generation ...
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Common terms and phrases
abundant acid Actinomyces Actinomycetes agar plates altho aphides appearance apple average beetles bird cherry blackheart bordeaux mixture Botrytis cinerea buds Bulletin cherry leaf-beetle clusters colonies color Complimentary Complimentary conidia conidiophores cow's milk crop cultures disease eggs experiments feeding foliage fruit fungus G G G gelatin Geneva glycerin goat's milk graded grape growing growth inches incubation injury insects jars July June June 21 large numbers larvæ leaf less lime liquefying maturity medium microscopic method mycelium neck neck-rot non-spore-formers normal number of bacteria obtained occur onion Botrytis orchard organisms oxalic acid period plants Plat plate count plate method potatoes present produced prune radishes reported rosy aphis samples sclerotia season seed showed soil flora species spore-formers spores spraying sprouts Station sterile storage house surface TABLE tank temperature tests thru tissue trees tubers types varieties vines Vinifera winter