Results 41 to 50 of about 11,475 (269)

Efficacy and Cost-Effectiveness of Phenotyping for Rice Resistance and Tolerance to Planthoppers

open access: yesInsects, 2021
The standard seedling seedbox test (SSST) is the most prevalent phenotyping test in research on the genetics and breeding of planthopper-resistant rice. Using 16 rice lines that included plants susceptible, resistant and tolerant to the brown planthopper
Finbarr G. Horgan   +5 more
doaj   +1 more source

Impact of Multiple Insect-Pest Incidence on Yield in Basmati Rice [PDF]

open access: yes, 2015
The experiments for determining the multiple insect-pest incidence on yield loss in basmati rice was conducted for two crop seasons. Five treatments were, viz.
Sarao, P.S., Shera, P.S., Singh, P.
core   +1 more source

Neonicotinoid resistance in rice brown planthopper, Nilaparvata lugens

open access: yesPest Management Science, 2008
AbstractBACKGROUND: Rice brown planthopper, Nilaparvata lugens Stål, is a primary insect pest of cultivated rice, and effective control is essential for economical crop production. Resistance to neonicotinoid insecticides, in particular imidacloprid, has been reported as an increasing constraint in recent years.
Gorman, K.   +4 more
openaire   +2 more sources

Pengaruh Dosis Subletal Imidakloprid Terhadap Kesintasan Populasi Wereng Coklat Pada Varietas Padi Rentan Dan Tahan [PDF]

open access: yes, 2016
Sublethal dose effect of imidacloprid on the survival of brown planthoppers on resistant and susceptible rice varieties. Imidacloprid insecticides and resistant rice varieties are commonly used to control the the rice brown planthopper (BPH) Nilaparvata ...
Firmansyah, A. S. (Angga)   +2 more
core   +3 more sources

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

Rice Resistance to Whitebacked Planthopper

open access: yes, 1981
This article 'Rice Resistance to Whitebacked Planthopper' appeared in the International Rice Research Newsletter series, created by the International Rice Research Institute (IRRI). The primary objective of this publication was to expedite communication among scientists concerned with the development of improved technology for rice and for rice based ...
Mitra, G. N., Bentur, J. S.
openaire   +1 more source

Description of the immature stages of the planthopper Lacertinella australis (Hemiptera: Delphacidae) [PDF]

open access: yes, 2014
The five immature stages of the planthopper Lacertinella australis(Remes Lenicov and Rossi Batiz) (Hemiptera: Delphacidae: Saccharosydnini) are described and illustrated. The main characters that al-lowed us to distinguish the various
Marino, Ana Maria   +1 more
core   +2 more sources

Impact of Abamectin on Anagrus Nilaparvatae, an Egg Parasitoid of Nilaparvata Lugens [PDF]

open access: yes, 2017
Anagrus nilaparvatae (Hymenoptera: Mymaridae) is an egg parasitoid potential for controlling the major pests on rice, the brown planthopper (Nilaparvata lugens [Hemiptera: Delphacidae]).Abamectin is one of insecticides registered for N. lugens.
Cole, Judith A   +5 more
core   +2 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

Southern rice black-streaked dwarf virus: a white-backed planthopper transmitted fijivirus threadening rice production in Asia

open access: yesFrontiers in Microbiology, 2013
Southern rice black-streaked dwarf virus (SRBSDV), a nonenveloped icosahedral virus with a genome of 10 double-stranded RNA segments, is a novel species in the genus Fijivirus (family Reoviridae) first recognized in 2008.
Guohui eZhou   +3 more
doaj   +1 more source

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