Results 101 to 110 of about 4,929 (208)

Биотопическое распределение кокцинеллид (Coleoptera, Coccinellidae) Среднего Приобья [PDF]

open access: yes, 2009
Непременным условием динамической стабильности биосферы является ее разнообразие. В 1992 году в Рио-де-Жанейро принята Конвенция о биоразнообразии. Страны, которые участвовали в конференции ООН, в том числе и Россия, дали согласие работать для достижения
Жданова, Д. С.   +1 more
core  

Faunistic Structure of Coccinelidae (Coleoptera) of Pepper Crop in Strumica Region

open access: yesJournal of Agriculture and Plant Sciences, 2013
Quality and quantity analysis were conducted during the three yearsexaminations (2000-2002) of Coccinellidae (Coleoptera). Two species wereidentified: Coccinella septempunctata L., and Adonia variegata Gz.The examinations were conducted on three ...
Dusan Spasov
doaj  

Synthèse bibliographique : l'écologie chimique des coccinelles [PDF]

open access: yes, 2010
Review: chemical ecology of ladybird beetles. This paper reviews the chemical ecology of ladybird beetles (Coleoptera: Coccinellidae) to present the role of semiochemicals involved in plant-ladybird, prey-ladybird and predator-ladybird interactions ...
Durieux, D.   +4 more
core  

Species Diversity of Aphids (Homoptera: Aphididae) and Coccinellids in Apple Orchards of Urmia, Northwest of Iran [PDF]

open access: yes, 2015
Abundance and diversity of aphid and coccinellid species were monitored in apple orchards in Urmia during 2010 and 2011. In this study, eight aphid species were collected and identified in 2010 and nine were found in 2011, while only two coccinellid ...
Hossein Ranji   +2 more
core   +1 more source

Effect of management spontaneous cover crop on rosy apple aphid, green apple aphid and their natural enemies in an apple organic orchard [PDF]

open access: yes, 2007
Cover crops have been reported as shelters for pest but also for natural enemies. Nevertheless, there is not agreement about their influence on pest presence on apple trees.
Alegre, Simó   +2 more
core  

Variation in aphid complex influx and predatory dynamics in wild crucifers

open access: yesThe Indian Journal of Agricultural Sciences
The present study was carried out during the winter (rabi) season of 2019–20 and 2020–21 at ICAR-Indian Agricultural Research Institute, New Delhi to examine the population densities of different aphid species and predatory beetle, Coccinella ...
TANMAYA K BHOI   +3 more
doaj   +1 more source

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