Results 121 to 130 of about 31,208 (268)
The Canadian Entomologist, 1903 Our knowledge of the group Aphididæ in California has been limited in the past to certain forms that were of economic importance in their relations to cultivated crops. No systematic list of these interesting insects has heretofore been attempted in this region, and this has not been due to any lack of material, for the varying conditions of climate ...
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European Journal of Entomology, 2013 Deficit irrigation scheduling is used to increase the efficiency with which water is used in many crops including tomato, however a water deficit is predicted to favour phloem feeding insects.
Anna R. RIVELLI +4 more
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Identifying Cocoa Pollinators: A Deep Learning Dataset [PDF]
arXivCocoa is a multi-billion-dollar industry but research on improving yields through pollination remains limited. New embedded hardware and AI-based data analysis is advancing information on cocoa flower visitors, their identity and implications for yields.
arxiv
Notes on Aphididae Collected in the Vicinity of Stanford University [PDF]
, 1909 W. M. Davidson
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Graellsia, 2018 Se citan por primera vez en Sudamérica tres especies de áfidos (Hemiptera, Aphididae) a partir de colectas realizadas en las provincias argentinas de Mendoza, Río Negro y San Luis: Uroleucon taraxaci (Kaltenbach, 1843) relacionada con la adventicia ...
J. Ortego +2 more
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تاثیر دما و رقم انار بر ویژگی های زیستی شته انار (Aphis punicae (Hem.: Aphididae [PDF]
تحقیقات آفات گیاهی, 2016 یکی از مهم ترین شته های فعال روی درخت انار، شته سبز انار (Aphis punicae (Hem.: Aphididae می باشد. برای بررسی تأثیر دما بر ویژگی های زیستی شته انار، پارامترهای مهم جدول زندگی-باروری در چهار دمای 19، 22، 25 و 27 درجه سلسیوس، روی برگ انار با استفاده از ...
محمد احمدی +1 more
doaj
European Journal of Entomology, 2013 Diaeretiella rapae MacIntosh (Hymenoptera: Aphidiidae) is one of the most common and successful parasitoids of the cabbage aphid. The functional response of D. rapae towards cabbage aphids was examined in laboratory studies at three constant temperatures,
Hamid R.S. MOAYERI +3 more
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Female-induced increase of host-plant volatiles enhance specific attraction of aphid male Dysaphis plantaginea (Homoptera: Aphididae) to the sex pheromone [PDF]
, 2009 All aphid species studied so far share the same sex pheromone components, nepetalactol and nepetalactone. Variation by different enantiomers and blends of the two components released by different aphid species are limited and can only partially explain ...
Griepink, F.C. +3 more
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European Journal of Entomology, 2015 Aphids are either monoecious living either on trees or herbaceous plants, or heteroecious, which involves host alternating between a tree (primary host) and a herbaceous plant (secondary host).
Mohamed El Fodhil AROUN +3 more
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A Contribution to Our Knowledge of the Aphididae of Utah [PDF]
, 1924 There are many groups of insects in utah that have not been touched in a systematic way up to the present time, and to the knowledge of the author no systematic work has been done on the homopterous family Aphididae. Due to the very common occurrence of the aphids, or plant lice, and the need for a simple key that would aid in the determination of ...
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