نتایج جستجو برای: mustard aphid
تعداد نتایج: 12582 فیلتر نتایج به سال:
The cotton aphid, Aphis gossypii, is one of the most biologically diverse species of aphids; a polyphagous species in a family where most are host specialists. It is economically important and belongs to a group of closely related species that has challenged aphid taxonomy. The research presented here seeks to clarify the taxonomic relationships and status of species within the Aphid gossypii g...
All the cultivated Brassica species exhibited powdery mildew severity with highest (43.2%) on juncea followed by B. rapa (28.0%) which is widely in India. Yield losses from 10-90 per cent reduction 6.47 oil content have been estimated different species. Hence, present study was carried out to evaluate oils manage disease and aphids an organically grown mustard crop. Five (castor, groundnut, sun...
A study was conducted in the Biocontrol Laboratory, Department of Entomology, College Agriculture, OUAT, Bhubaneswar, Odisha during 2020-21 to record influence larval diets on pupal period and size cocoon Chrysoperla zastrowi sillemi (Esben-Peterson). Six i.e. T1 (Purple aphid, Aphis craccivora Koch.), T2 (Green Myzus persicae (Sulzer)), T3 (Mustard Lipaphis erysimi (Kalt.)), T4 (Papaya mealy b...
Fertility, developmental time and adult longevity of walnut aphid, Chromaphis juglandicola (Kalt.) and its parasitoid wasp, Trioxys pallidus (Hal.) were studied under controlled conditions with a constant temperature of 26±2oC, relative humidity of 60±5%, and 16:8 (L:D) photoperiod. Populations of walnut aphid and parasitoid wasp were reared on walnut seedling in a growth chamber. The mean deve...
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