Results 41 to 50 of about 244 (142)

Automatic Paddy Planthopper Detection and Counting Using Faster R-CNN

open access: yesAgriculture
Counting planthoppers manually is laborious and yields inconsistent results, particularly when dealing with species with similar features, such as the brown planthopper (Nilaparvata lugens; BPH), whitebacked planthopper (Sogatella furcifera; WBPH ...
Siti Khairunniza-Bejo   +5 more
doaj   +1 more source

Flora surrounding rice fields as a source of alternative prey for coccinellids feeding on the pests of rice

open access: yesEuropean Journal of Entomology, 2018
Coccinellids are effective predators and a key component of the predator guild in rice ecosystems. In order to enhance their efficacy, a study was undertaken to assess the seasonal movement of coccinellids into rice fields and the role of the surrounding
Chitra SHANKER   +5 more
doaj   +1 more source

Life Span and Tungro Transmission of Viruliferous Nephotettix virescens

open access: yes, 1982
This article 'Life Span and Tungro Transmission of Viruliferous Nephotettix virescens' 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 ...
Chettanachit, D., Disthaporn, S.
openaire   +2 more sources

Proteomic approach: Identification of Nephotettix virescens vector protein transmitting the tungro virus in rice

open access: yesBiodiversitas Journal of Biological Diversity, 2021
Abstract. Senoaji W, Rahardjo BT, Tarno H. 2021. Proteomic approach: Identification of Nephotettix virescens vector protein transmitting the tungro virus in rice. Biodiversitas 22: 2750-2755. As a vector of tungro virus, Nephotettix virescens is one primary pest in rice cultivars.
WASIS SENOAJI   +2 more
openaire   +2 more sources

Patogenisitas Virus Tungro pada Varietas Tetua Padi Tahan Tungro

open access: yesJurnal Fitopatologi Indonesia, 2014
Tungro is one of the major diseases in rice which has become a constraint in increasing rice production in Indonesia. Tungro is caused by infection of two different viruses, i.e. Rice tungro bacilliform virus (RTBV) and Rice tungro spherical virus (RTSV)
R Heru Praptana   +2 more
doaj   +1 more source

Transmission of Rice Yellow Dwarf with the Blue Race of Nephotettix virescens

open access: yes, 1981
This article 'Transmission of Rice Yellow Dwarf with the Blue Race of Nephotettix virescens' 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 ...
Muniyappa, V., Viraktamath, C. A.
openaire   +2 more sources

UJI ADAPTASI VARIETAS UNGGUL BARU TERHADAP WERENG HIJAU DAN PENYAKIT TUNGRO DI KABUPATEN MERAUKE, PROVINSI PAPUA

open access: yesAgric, 2017
Tungro is one of the important diseases in rice plants caused by two types of viruses were rod virus (rice tungro bacilliform virus) and spherical virus (rice tungro spherical virus) that was transmitted by the green leafhopper (GLH) Nephotettix ...
Sudarsono Sudarsono, Dini Yuliani
doaj   +1 more source

Fungal Pathogens of Nephotettix virescens Dist. and Nilaparvata lugens Stal

open access: yes, 1983
This article 'Fungal Pathogens of Nephotettix virescens Dist. and Nilaparvata lugens Stal' 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 ...
Balasubramanian, M., Mariappan, V.
openaire   +2 more sources

Variations in the relative abundance of hemipteran species in different seasons and stages of rice growth depending on weather variations

open access: yesJournal of Agricultural Sciences
Rompin has played an active role in Malaysia's rice production for several decades. However, it also faces a threat, particularly from the hemipteran insect pests.
Salmah Yaakop   +5 more
doaj   +1 more source

Effects of Vegetation Strips, Fertilizer Levels and Varietal Resistance on the Integrated Management of Arthropod Biodiversity in a Tropical Rice Ecosystem

open access: yesInsects, 2019
Integrated biodiversity management aims to conserve the beneficial species components of production ecosystems and reduce the impacts of pests. In 2011 and 2013, experiments were conducted at Los Baños, Laguna, Philippines, to compare arthropod ...
Finbarr G. Horgan   +6 more
doaj   +1 more source

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