Results 41 to 50 of about 532,051 (227)

Insecticidal effect of aconitine on the rice brown planthoppers

open access: yesPLOS ONE, 2019
The brown planthopper, Nilaparvata lugens (Stål), severely damages rice production and develops high level resistance to several classes of insecticides. To find potential insecticidal resources is always important. As an environmentally friendly compound, aconitine exhibits potential pesticide features.
Shuqin Wei   +4 more
openaire   +4 more sources

Genome-wide mapping of virulence in brown planthopper identifies loci that break down host plant resistance. [PDF]

open access: yesPLoS ONE, 2014
Insects and plants have coexisted for over 350 million years and their interactions have affected ecosystems and agricultural practices worldwide. Variation in herbivorous insects' virulence to circumvent host resistance has been extensively documented ...
Shengli Jing   +9 more
doaj   +1 more source

Genomics of interaction between the brown planthopper and rice

open access: yesCurrent Opinion in Insect Science, 2017
Rice (Oryza sativa L.) and the brown planthopper (Nilaparvata lugens (Stål)) form a model system for dissection of the mechanism of interaction between insect pest and crop. In this review, we focus on the genomics of BPH-rice interaction. On the side of rice, a number of BPH-resistance genes have been identified genetically.
Jing, Shengli   +5 more
openaire   +2 more sources

Resequencing-based QTL mapping for yield and resistance traits reveals great potential of Oryza longistaminata in rice breeding

open access: yesCrop Journal, 2023
As a natural genetic reservoir, wild rice contains many favorable alleles and mutations conferring high yield and resistance to biotic and abiotic stresses.
Weixiong Long   +7 more
doaj   +1 more source

Assessing the effects of Cry1C rice and Cry2A rice to Pseudogonatopus flavifemur, a parasitoid of rice planthoppers [PDF]

open access: yesScientific Reports, 2017
AbstractTransgenic rice producing insecticidal proteins from Bacillus thuringiensis (Bt) could help protect the plants from damage by lepidopteran pests. However, one concern is the potential of Bt rice to harm non-target natural enemies, which play a vital role in pest control.
Tian JC   +8 more
openaire   +4 more sources

Molecular identification and eco-friendly management of rice brown planthoppers in Bangladesh

open access: yesHeliyon
Infestation by various insect pests is the main constraint for growing rice where rice brown planthopper (Nilaparvata lugens Stål) can severely damage rice plants directly through feeding. Therefore, the study aims to detect rice brown planthoppers (BPH)
Moumita Kar   +3 more
doaj   +1 more source

Classification of rice planthoppers based on shape descriptors

open access: yesThe Journal of Engineering, 2019
Here, classification of rice planthopper (RPH) based on shape descriptors was addressed to solve the low semantics problem of shape features in traditional RPH (mainly including the whiteback planthopper (Sogatella furcifera (Horváth)), the brown ...
Saihua Zhu   +3 more
doaj   +1 more source

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

The insect pest complex and related problems of lowland rice cultivation in South Sulawesi, Indonesia [PDF]

open access: yes, 1979
CHAPTER 1.The Department of Entomology of the Research Institute for Agriculture at Maros is concerned with insect pests of food crops, and serves the needs of farmers, most of them living near subsistance level, and of extension workers.South Sulawesi ...
van Halteren, P., Halteren, P., van
core  

Using Marker-Assisted Selection to Develop a Drought-Tolerant Rice Line with Enhanced Resistance to Blast and Brown Planthopper

open access: yesAgronomy
Rice is a major global staple crop, but rising temperatures and freshwater shortages have made drought one of the most severe abiotic stresses affecting agriculture. Additionally, rice blast disease and brown planthopper infestations significantly impact
Ao Li   +8 more
doaj   +1 more source

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