Results 21 to 30 of about 806,628 (310)

Updated Taxonomy of Pectobacterium Genus in the CIRM-CFBP Bacterial Collection: When Newly Described Species Reveal “Old” Endemic Population

open access: yesMicroorganisms, 2020
Bacterial collections are invaluable tools for microbiologists. However, their practical use is compromised by imprecise taxonomical assignation of bacterial strains. This is particularly true for soft rotting plant pathogens of the Pectobacterium genus.
Perrine Portier   +4 more
doaj   +1 more source

Unraveling the Role of Lac Insects in Providing Natural Industrial Products

open access: yesInsects, 2022
In the current era, products made from organic materials enjoy a privileged position because of their inherent safety. The eco-friendly properties of natural lac resins have increased their demand in many industries.
Nawaz Haider Bashir   +6 more
doaj   +1 more source

Maladaptive host choice by an alien leaf miner Phyllonorycter leucographella (Lepidoptera: Gracillariidae) has the potential to limit its invasiveness

open access: yesEuropean Journal of Entomology, 2018
Alien phytophagous insects are often introduced along with their host plants, creating opportunities for troublesome invasions. Yet, not all of them are able to successfully colonize novel host plants. In this study, we investigated host selection by the
Urszula WALCZAK   +4 more
doaj   +1 more source

The role of effectors in nonhost resistance to filamentous plant pathogens [PDF]

open access: yes, 2014
In nature, most plants are resistant to a wide range of phytopathogens. However, mechanisms contributing to this so-called nonhost resistance (NHR) are poorly understood.
Aghnoum   +83 more
core   +5 more sources

The Effects of Different Diets and Transgenerational Stress on Acyrthosiphon pisum Development. [PDF]

open access: yes, 2019
Despite the fact that sap-feeding hemipterans are major agricultural pests, little is known about the pea aphid's (Acyrthosiphon pisum) nymphal development, compared to other insect models. Given our limited understanding of A.
Hansen, Allison K, Pers, Daniel
core   +1 more source

Host plants of leaf worm, Spodoptera litura (Fabricius) (Lepidoptera: noctuidae) in Pakistan [PDF]

open access: yesAsian Journal of Agriculture and Biology, 2013
Spodoptera litura is a notorious leaf feeding insect pest of more than one hundred plants around the Asia-Pacific region. Host plant survey for two years from three different locations in cotton belt revealed 27 plant species as host plants of S.
Munir Ahmad   +2 more
doaj  

Population Growth of Fall Armyworm, Spodoptera frugiperda Fed on Cereal and Pulse Host Plants Cultivated in Yunnan Province, China

open access: yesPlants, 2023
The fall armyworm, Spodoptera frugiperda is a major agricultural pest in China, and has migrated from its continuous breeding area to other parts of China. In our study, the biological behaviors of S.
Kifle Gebreegziabiher Gebretsadik   +8 more
doaj   +1 more source

Between-Site Variation in Suitability of \u3ci\u3eSalix Cordata\u3c/i\u3e as a Host for \u3ci\u3eAltica Subplicata\u3c/i\u3e (Coleoptera: Chrysomelidae) [PDF]

open access: yes, 2017
To investigate local adaptation of insect herbivore populations to host plant populations, willow flea beetles (Altica subplicata) were collected from two distant sites in northern Michigan (Grass Bay, GB; Pte. Aux Chenes, PAC) and reared on host plants (
Bach, Catherine E, Milanowski, Dennis J
core   +2 more sources

A Procedure for Sampling Nymphs of Saratoga Spittlebug, \u3ci\u3eAphrophora Saratogensis\u3c/i\u3e (Homoptera: Cercopidae), Using Percentage of Sample-Units Infested [PDF]

open access: yes, 2017
A method is proposed for rapidly estimating the nymphal population of the Saratoga spittlebug on alternate host plants in young red pine plantations. The method is based on an assumption that the number of nymphs per sample unit is distributed within an ...
Hobrla, Sharon L, Wilson, Louis F
core   +2 more sources

Description of larva of Acmaeoderella circassica (Reitter, 1890) (Coleoptera: Buprestidae) [PDF]

open access: yesКавказский энтомологический бюллетень, 2012
The last instar larva of Acmaeoderella circassica (Reitter, 1890) reared from two host plants (Syrenia cana and Linum sp.) is described and illustrated in detail for the first time.
A.V. Prokhorov
doaj   +1 more source

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