Results 101 to 110 of about 3,162 (211)

Study on the resistance components in 33 commercial potato cultivars to Colorado potato beetle, Leptinotarsa decemlineata (Col.: Chrysomelidae) [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران, 2011
Greenhouse and field experiments were conducted to evaluate the resistance components in 33 potato commercial cultivars to Colorado potato beetle, Leptinotarsa decemlineata (Say) in 2008.
A. Ghassemi-Kahrizeh   +3 more
doaj  

Accumulation of 5-hydroxynorvaline in maize (Zea mays) leaves is induced by insect feeding and abiotic stress. [PDF]

open access: yes, 2014
Plants produce a wide variety of defensive metabolites to protect themselves against herbivores and pathogens. Non-protein amino acids, which are present in many plant species, can have a defensive function through their mis-incorporation during protein ...
Buckler, Edward S   +4 more
core   +5 more sources

Combining abilities for maize stem antibiosis, yield loss and yield under infestation and no infestation with pink stem borer [PDF]

open access: yes, 1999
The pink stem borer (Sesamia nonagrioides Lef.) is the main pest of maize (Zea mays L.) in northwestern Spain. Little is known about combining ability for antibiosis and tolerance to this pest.
Butrón Gómez, Ana María   +4 more
core   +2 more sources

Resistência de genótipos de feijoeiro a Zabrotes subfasciatus (Bohemann, 1833) (Coleoptera: Bruchidae) Resistance of genotypes to Zabrotes subfasciatus (Bohemann, 1833) (Coleoptera: Bruchidae)

open access: yesCiência e Agrotecnologia, 2010
Durante o armazenamento de grãos de feijão (Phaseolus vulgaris L.), o rendimento pode ser reduzido devido às infestações de carunchos como os da espécie Zabrotes subfasciatus (Bohemann, 1833) (Coleoptera: Bruchidae).
Edson Luiz Lopes Baldin   +1 more
doaj   +1 more source

Resistance of sugarcane cultivars to Diataea saccharalis. [PDF]

open access: yes, 2017
The objective of this work was to evaluate the ovipositions preference of Diatraea saccharalis and the effect of ten sugarcane cultivars on larval development. Oviposition preference was assessed under greenhouse condition by three releases of couples of
ANJOS, I. A. dos   +3 more
core  

Effects of High-Level Acylsugar-Producing Tomato Lines on the Development of Tomato Psyllids (Hemiptera: Triozidae). [PDF]

open access: yes, 2019
Acylsugars have been shown to provide activity against numerous insect pests of tomatoes. Comparison of acylsugar levels in four tomato plant lines, FA7/AS, FA2/AS, CU071026, and 'Yellow Pear', found that the acylsugar contents in the elevated acylsugar ...
De Jong, Darlene M   +5 more
core  

Loci Controlling Resistance to High Plains Virus and Wheat Streak Mosaic Virus in a B73 × Mo17 Population of Maize [PDF]

open access: yes, 1999
High Plains disease has the potential to cause significant yield loss in susceptible corn (Zea mays L.) and wheat (Triticum aestivum L.) genotypes, especially in the central and western USA.
Jensen, S. G.   +4 more
core   +1 more source

Screening for new sources of resistance to Sitophilus zeamais Motschulsky (Coleoptera: Curculionidae) infestation in stored maize genotypes

open access: yesJournal of Crop Protection, 2015
New sources of maize resistance to the maize weevil, Sitophilus zeamais infestation are indispensable in successful breeding programs against post harvest grain damage. The study investigated the characters and mechanisms that confer resistance to weevil
Luke Chinaru Nwosu   +2 more
doaj  

Can Capsicum spp. genotypes resist simultaneous damage by both Phytophthora capsici and Bemisia tabaci? Can natural enemies of Bemisia complement plant resistance?

open access: yesFrontiers in Ecology and Evolution
Capsicum (Solanaceae) includes peppers and chilies. Phytophthora capsici (Peronosporaceae) and Bemisia tabaci (Hemiptera: Aleyrodidae) are two relevant problems in the production of this genus.
Liliana Corozo-Quiñónez   +3 more
doaj   +1 more source

Antixenosis and antibiosis to pea aphid in Pisum spp. germplasm

open access: yes, 2017
Trabajo presentado en la International Conference Advances in grain legume breeding, cultivations and uses for a more competitive value-chain, celebrada en Novi Sad (Serbia) el 27 y 28 de septiembre de 2017.
Aznar-Fernández, T., Rubiales, Diego
openaire   +2 more sources

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