Results 41 to 50 of about 1,468 (191)

Identification and Characterization of Resistance of Three Aphid Species on Contrasting Alfalfa Cultivars

open access: yesInsects, 2022
Aphids on alfalfa (Medicago sativa) including Aphis craccivora Koch (cowpea aphid, CPA), Acyrthosiphon pisum Harris (pea aphid, PA) and Therioaphis trifolii Buckton (spotted alfalfa aphid, SAA) cause significant yield losses worldwide. In this experiment,
Qiong Wu   +6 more
doaj   +1 more source

Sources of resistance to leafminer in melon germplasm [PDF]

open access: yesPesquisa Agropecuária Brasileira
The objective of this work was to assess sources of resistance to leafminer in melon plant germplasm and identify the most recommended variables associated with antixenosis resistance.
Sabrina Cesarin de Oliveira   +5 more
doaj   +1 more source

Silverleaf whitefly-resistant common beans: an investigation of antibiosis and/or antixenosis [PDF]

open access: yesBragantia, 2020
ABSTRACT The silverleaf whitefly Bemisia tabaci biotype B is one of the most important sucking pests of common bean, which causes severe damages and requires frequently synthetic insecticides spraying to protect crop productivity. The use of common bean cultivars resistant to whitefly attack is an important strategy within an integrated pest management
Thais Lohaine Braga dos Santos   +5 more
openaire   +4 more sources

Diverse range of fitnesses by ovipositing and feeding on fifteen eggplant genotypes in tomato leafminer, Tuta absoluta (Lepidoptera: Gelechiidae) [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2019
Tomato leafminer, Tuta absoluta has invaded Iran in recent years and rapidly turned into an important pest of tomato crops in open fields and greenhouses. Tomato is the preferred host of the pest.
Hedieh Shararbar   +4 more
doaj   +1 more source

A Wild Cajanus scarabaeoides (L.), Thouars, IBS 3471, for Improved Insect-Resistance in Cultivated Pigeonpea

open access: yesAgronomy, 2020
Cajanus scarabaeoides (L.), Thouars, is the closest wild crop relative of cultivated pigeonpea, Cajanus cajan (L.), Millspaugh. This wild pigeonpea has several insect-resistance mechanisms, particularly to Helicoverpa armigera (Hübner).
Abigail Ngugi-Dawit   +4 more
doaj   +1 more source

Antixenosis to the Soybean Aphid in Soybean Lines [PDF]

open access: yesThe Open Entomology Journal, 2011
The soybean aphid, Aphis glycines, is a pest of soybean in Asia, and it has become a major pest of this crop in North America with large outbreaks that cause significant yield loss. Host-plant resistance is one management tactic being developed against soybean aphid in North America, and resistance may be manifested as antixenosis, antibiosis, or ...
openaire   +1 more source

Variable levels of antibiosis and/or antixenosis of Bt and non-Bt maize genotypes on Dalbulus maidis (Hemiptera: Cicadellidae)

open access: yes, 2021
The corn leafhopper Dalbulus maidis (DeLong & Wolcott) (Hemiptera: Cicadellidae) poses a serious threat to the crop, causing direct and indirect damage to plants. The present study aimed to investigate the possible expression of resistance by antixenosis
Takaku, Vinicius S. [UNESP]   +3 more
core   +1 more source

Attractiveness, non-preference for feeding and oviposition to Ascia monuste orseis Godart (Lepidoptera: Pieridae) in collard greens

open access: yesArquivos do Instituto Biológico, 2018
: Collard greens Brassica oleracea var. acephala is one of the most important horticultural grown in Brazil for human feeding. The caterpillar Ascia monuste orseis (Lepidoptera: Pieridae) stands out among the important pest in Brassicaceae causing severe
Luciano Nogueira   +5 more
doaj   +1 more source

Factors Responsible for Resistance in Okra against Aphid, Aphis Gossiypii Glover (Homoptera: Aphididae)

open access: yesJournal of Bioresource Management, 2022
Aphids are herbivores that feed on plant’s sap and are widespread throughout the globe. To assess the factors affecting the infestation of Aphis gossypii (Glover) and to use antixenosis a trial was conducted using 5 okra genotypes (Sabz Pari, Advanta ...
Shazia Rehman   +4 more
doaj  

Resistance factors of pecky rice incidence caused by the rice stink bugs (Leptocorisa chinensis, Nezara viridula) in rice line CRR-99-95W

open access: yesPlant Production Science, 2022
Pecky rice incidence caused by rice stink bugs greatly decreases the quality of rice grain and has come a big problem not only in Japan but also many other rice producing countries recently.
Kazuhiko Sugiura   +9 more
doaj   +1 more source

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