Results 1 to 10 of about 1,758 (157)

Wolbachia-mediated reproductive manipulation in rice planthoppers [PDF]

open access: yesCrop Health
Rice planthoppers, including brown (Nilaparvata lugens), small brown (Laodelphax striatellus), and white-backed (Sogatella furcifera) planthoppers, are major agricultural pests in China and severely affect rice production and food security.
Yue-Di Niu   +4 more
doaj   +4 more sources

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

open access: yesScientific Reports, 2017
Transgenic 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
Jun-Ce Tian   +8 more
doaj   +5 more sources

Insulin receptors and wing dimorphism in rice planthoppers. [PDF]

open access: yesPhilos Trans R Soc Lond B Biol Sci, 2017
Wing polymorphism contributes significantly to the success of a wide variety of insects. However, its underlying molecular mechanism is less well understood. The migratory planthopper (BPH),Nilaparvata lugens, is one of the most extensively studied insects for wing polymorphism, due to its natural features of short- and long-winged morphs.
Xu HJ, Zhang CX.
europepmc   +4 more sources

A rapid multiplex PCR assay for species identification of Asian rice planthoppers (Hemiptera: Delphacidae) and its application to early-instar nymphs in paddy fields. [PDF]

open access: yesPLoS ONE, 2021
Rice (Oryza sativa L.) is the main cereal crop in many Asian countries. The Asian rice planthoppers, Nilaparvata lugens (Stål) (brown planthopper), Sogatella furcifera (Horváth) (white-backed planthopper), and Laodelphax striatellus (Fallén) (small brown
Toshihisa Yashiro   +1 more
doaj   +2 more sources

Automated Counting of Rice Planthoppers in Paddy Fields Based on Image Processing

open access: yesJournal of Integrative Agriculture, 2014
A quantitative survey of rice planthoppers in paddy fields is important to assess the population density and make forecasting decisions. Manual rice planthopper survey methods in paddy fields are time-consuming, fatiguing and tedious.
Qing YAO   +5 more
exaly   +3 more sources

Development and evaluation of an automated classification and counting system for rice planthoppers captured on survey boards [PDF]

open access: yesScientific Reports
Rice planthoppers are the most economically important insect pests of rice in Asia. Traditional surveys to examine their abundance and composition in paddy fields involve human visual inspection, which requires considerable time and effort by expert ...
Toshihisa Yashiro   +4 more
doaj   +2 more sources

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.
Shuqin Wei   +4 more
doaj   +4 more sources

The roles of small RNAs in rice-brown planthopper interactions

open access: yesFrontiers in Plant Science, 2023
Interactions between rice plants (Oryza sativa L.) and brown planthoppers (Nilaparvata lugens Stål, BPHs) are used as a model system to study the molecular mechanisms underlying plant-insect interactions.
Shengli Jing   +5 more
doaj   +3 more sources

Migration of rice planthoppers and their vectored re-emerging and novel rice viruses in East Asia

open access: yesFrontiers in Microbiology, 2013
This review examines recent studies of the migration of three rice planthoppers, Laodelphax striatellus, Sogatella furcifera, and Nilaparvata lugens, in East Asia. Laodelphax striatellus has recently broken out in Jiangsu province, eastern China.
Akira Otuka, Otuka Akira
exaly   +3 more sources

Fenmezoditiaz Inhibited the Acquisition and Transmission of Southern Rice Black-Streaked Dwarf Virus by Sogatella furcifera [PDF]

open access: yesInsects
Rice planthoppers are the most destructive pests of rice production and the vectors of rice viruses. Fenmezoditiaz as a novel mesoionic insecticide is used for rice planthopper management by targeting the insect’s neural nicotinic acetylcholine receptor.
Yuting Chen   +5 more
doaj   +2 more sources

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