Results 111 to 120 of about 21,134 (225)

HELICOVERPA ARMIGERA-PEST ON TOBACCO PLANTS

open access: yesKNOWLEDGE - International Journal, 2019
Helicoverpa armigera Hubner is а migratory, cosmopolitan and polycyclic species. The pest is known as tobacco bollworm or budworm. The species is polyphagous and is an economically important agricultural pest. The studies were conducted on tobacco plants in the Experimental Field of the Scientific Tobacco Institute - Prilep during 2017/2018. Monitoring
openaire   +1 more source

Effect of Different Light Spectrum in Helicoverpa armigera Larvae during HearNPV Induced Tree-Top Disease

open access: yesInsects, 2018
Lepidopteran larvae upon infection by baculovirus show positive photo-tactic movement during tree-top disease. In light of many insects exploiting specific spectral information for the different behavioral decision, each spectral wavelength of light is ...
Mandira Katuwal Bhattarai   +3 more
doaj   +1 more source

Integrated Pest and Disease Management in Tomato: An Economic Analysis [PDF]

open access: yes
The adoption of IPM technology in tomato using African marigold as a trap crop, root dipping of seedlings in Imidacloprid, soil application of neem/pongamia cake, spraying of botanicals like pongamia soap and biopesticide like Ha NPV has been found ...
Anupama, H.L.   +4 more
core   +1 more source

Developing Cotton IPM by Conserving Parasitoids and Predators of the Main Pest [PDF]

open access: yes, 2011
On early development of intensive cotton program, insect pests were considered as an important aspect in cotton cultivation, so that it needed to be scheduled sprays.
Nurindah, N. (Nurindah)   +1 more
core  

Entomopoxvirus of cotton bollworm, Helicoverpa armigera (Hbn.).

open access: yesIndian journal of experimental biology, 2003
Occurrence of an Entomopoxvirus (EPV) from a lepidopteran insect viz;. cotton bollworm, H. armigera (HaEPV) along with gross pathological symptoms is reported for the first time in India. Histopathological study revealed that the fat body being the most favoured site of infection followed by haemocytes and gut epithelium.
openaire   +2 more sources

Farmers knowledge and control of two major pests: Helicoverpa armigera (Hübner) (Lepidoptera, Noctuidae) and Aphis gossypii (Glover) (Homoptera: Aphididae) in five agroecological zones in Benin (West Africa) [PDF]

open access: yes, 2016
A survey study was performed in five agro-ecological zones in Benin to assess farmers’ knowledge and perceptionon the identification, damage recognition, applied control methods of two cotton insect pests Helicoverpaarmigera Hübner and Aphis gossypii ...
Dannon, E.A.   +5 more
core  

Histological study of SlNPV infection on body weight and peritrophic membrane damage of Spodoptera litura larvae [PDF]

open access: yes, 2010
Sanjaya, Machmudin D, Kurniawati ND. 2010. Kajian histologis infeksi SlNPV terhadap berat badan dan kerusakan membran peritrofik larva Spodoptera litura. Nusantara Bioscience 2: 135-140.
KURNIAWATI, NANIN DIAH   +2 more
core   +1 more source

Effectiveness and chemical pest control of Bt-cotton in the Yangtze River Valley, China [PDF]

open access: yes
The sustainability of Bt-cotton in China, at least along Yellow River Valley, has been questioned, so this paper examines its effectiveness along Yangtze River Valley, where Bt-cotton is also widely sown, to determine what might be the factors beneath ...
Lixin Bai   +3 more
core  

Keanekaragaman Spesies Parasitoid Telur Helicoverpa Armigera (Hübner) Pada Sistem Tanam Monokultur Dan Polikultur Kapas [PDF]

open access: yes, 2006
Polyculture system is one of techniques in pest management. In Indonesia, cotton is always intercropped with second food crops such as maize, soybean, mungbean or peanut. This research was aimed to evaluate the effect of culture system, i.e.
nurindah, N. (nurindah)   +1 more
core  

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