Results 11 to 20 of about 3,808 (162)

A Renewed Appreciation of Helicoverpa armigera Nucleopolyhedrovirus BJ (Formerly Helicoverpa assulta Nucleopolyhedrovirus) with Whole Genome Sequencing

open access: yesViruses, 2022
Helicoverpa assulta is a pest that causes severe damage to tobacco, pepper and other cash crops. A local strain of HearNPV-BJ (formerly Helicoverpa assulta nucleopolyhedrovirus (HeasNPV-DJ0031)) was isolated from infected H.
Lulu Zhao   +5 more
doaj   +3 more sources

Recombinant Bombyx mori Nucleopolyhedrovirus Harboring Green Fluorescent Protein [PDF]

open access: yesBioTechniques, 1998
The gene encoding the green fluorescent protein (gfp) under the control of the highly expressed Autographa californica nucleopolyhedrovirus (AcMNPV)-polyhedrin promoter has been introduced into the polyhedron (polh) locus of Bombyx mori ...
Deepak Sehgal, Karumathil P. Gopinathan
doaj   +3 more sources

Nucleopolyhedrovirus: scanning electron microscopy technique [PDF]

open access: yesNeotropical Entomology, 2006
A simplified methodology was developed to study the geometric form of multiple Bombyx mori Nucleopolyhedrovirus by scanning electron microscopy. The virus belongs to Baculoviridae family and was isolated from the silkworm Bombyx mori (L.) (Lepidoptera: Bombycidae).
Torquato, Ednéia F.B.   +3 more
openaire   +4 more sources

دراسة إمراضیة نسیجیة لتأثیرات العزلة المحلیة لفیروس Spodoptera littoralis Nucleopolyhedrovirus على یرقات دودة ورق القطن Spodoptera littoralis (Boisd.) فی العراق [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2017
The aim of this current study is to focus on the histopathological changes that happens to the midgut of the cotton leaf worm Spodoptera littoralis (Boisd) larvae especially in the Peritrophic membrane as a main defense line against the occulosion bodies
Ezeddin A. Al Bayyar   +2 more
doaj   +1 more source

Development of a Real-Time qPCR Assay for Quantification of Covert Baculovirus Infections in a Major African Crop Pest

open access: yesInsects, 2015
Many pathogens and parasites are present in host individuals and populations without any obvious signs of disease. This is particularly true for baculoviruses infecting lepidopteran hosts, where studies have shown that covert persistent viral infections ...
Robert I. Graham   +6 more
doaj   +1 more source

Vegetable waste extracts as enhancers of baculovirus infections

open access: yesAnnals of Agricultural Sciences, 2023
Vegetable waste extracts (VWE) contain a great variety of antioxidants such as polyphenols, which have shown to potentiate baculovirus infections, making them ingredients for pest control ingredients.
Blanca Martínez-Inda   +6 more
doaj   +1 more source

Field efficacy of Helicoverpa armigera nucleopolyhedro-virus isolates against H. armigera (Hübner) (Lepidoptera: Noctuidae) on cotton and chickpea in Tamil Nadu

open access: yesPlant Protection Science, 2010
Field efficacy of seven geographical isolates of Helicoverpa armigera nucleopolyhedrovirus (HaNPV) along with an insecticide control was evaluated against H. armigera on cotton and chickpea in the Coimbatore district of Tamil Nadu, India. Among the HaNPV
Subramanian Jeyarani   +2 more
doaj   +1 more source

History and Current Status of Development and Use of Viral Insecticides in China

open access: yesViruses, 2015
The use of insect viruses as biological control agents started in the early 1960s in China. To date, more than 32 viruses have been used to control insect pests in agriculture, forestry, pastures, and domestic gardens in China. In 2014, 57 products from
Xiulian Sun
doaj   +1 more source

Transmission of a Gammabaculovirus within Cohorts of Balsam Fir Sawfly (Neodiprion abietis) Larvae

open access: yesInsects, 2012
Nucleopolyhedroviruses (NPV: Gammabaculovirus: Baculoviridae) of diprionid sawflies (Diprionidae: Hymenoptera) are highly host specific and only infect the midgut epithelium.
Christopher J. Lucarotti   +2 more
doaj   +1 more source

Two Year Field Study to Evaluate the Efficacy of Mamestra brassicae Nucleopolyhedrovirus Combined with Proteins Derived from Xestia c-nigrum Granulovirus

open access: yesViruses, 2015
Japan has only three registered baculovirus biopesticides despite its long history of studies on insect viruses. High production cost is one of the main hindrances for practical use of baculoviruses. Enhancement of insecticidal effect is one possible way
Chie Goto   +2 more
doaj   +1 more source

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