Results 21 to 30 of about 166,039,062 (304)
Different extracts from seven plant species were assayed against the cowpea beetle (Callosobruchus maculatus) in the laboratory. The plants were extracted sequentially with petroleum ether, chloroform and ethyl alcohol.
Dimetry Nadia Zikry +3 more
doaj +1 more source
Objective Was to evaluate effect of clove, turmeric and garlic nano-herbal extracts on surface roughness and microhardness of demineralized dentin, and their bactericidal effect on Streptococcus mutans and Streptococcus sobrinus with or without diode ...
Lamiaa M. Moharam +3 more
doaj +1 more source
Transgenic resistance to pathogens and pests [PDF]
Pathogens and pests constantly threaten plants and cause crop losses of significant economic importance for agricultural production worldwide. One way to reduce the damage caused by pathogens and pests is the development of new, resistant cultivars ...
Melander, Margareta
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Commodity risk assessment of Fagus sylvatica plants from the UK
The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’.
EFSA Panel on Plant Health (PLH) +30 more
doaj +1 more source
Plant Allelochemicals as Sources of Insecticides
In this review, we describe the role of plant-derived biochemicals that are toxic to insect pests. Biotic stress in plants caused by insect pests is one of the most significant problems, leading to yield losses.
Ivana Tlak Gajger, Showket Ahmad Dar
doaj +1 more source
Commodity risk assessment of Acer platanoides plants from the UK
The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’.
EFSA Panel on Plant Health (PLH) +30 more
doaj +1 more source
Brassica rapa L. is one of the most common plant cultivated in Europe. The farmers from Ungheni area (Mureș, Romania) reported the attack of pest complex in rapeseed culture in the 2021 year.
Vasile-Adrian HORGA +5 more
doaj +1 more source
Cultivation cost-benefit analysis of some important medicinal plants in Serbia [PDF]
Driven by frequent media misinformation about the level of profitability of growing certain medicinal plants, in this paper we presented a cost-benefit analysis based on twenty years of experience in field production.
Pljevljakušić, Dejan***dpljevljakusic@mocbilja.rs***Institute for Medicinal Plants Research "Dr. Josif Pančić", Belgrade***http://orcid.org/0000-0003-2362-8290 +1 more
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Functional biodiversity to improve pest control in organic cropping systems [PDF]
A sustainable use of functional agrobiodiversity (FAB) providing habitats with suitable floral resources is needed to conserve and improve pest control by natural enemies in organic cropping and other low-input systems.
Schärer, Hans-Jakob +2 more
core +1 more source
Chemical interaction between undamaged plants [PDF]
Most research on plant–plant chemical interactions has focussed on events following herbivore or pathogen attack. However, undamaged plants also interact chemically as a natural facet of their behaviour, and this may have consequences for insects that ...
Glinwood, Robert +9 more
core +1 more source

