Articles
127 open-access articles · page 3 of 7
ArticlesIncidence and management of mustard aphid (Lipaphis ery-simi Kaltenbach) in West Bengal
S.K. Sahoo
Mustard aphid, Lipaphis erysimi (Kalt.), is the most serious insect-pest of rapeseed- mustard and responsible for causing the yield losses ranging from 35.4 to 96 per cent depending upon weather condition. The experiment was carried out to assess it’s in…
2 Jul 2017- Articles
Role of the ectoparasitoid, Choetospila elegans Westwood (Hymenoptera: Pteromalidae) in suppression of Sitophilus oryzae (L.)
K.N. Ahmed, S. Nasrin, M.R. Hasan, P. Noor
No abstract is associated with this type of article.
2 Jul 2017 - Articles
Nano-pesticides - A recent approach for pest control
Madhuban Gopal, Rajesh Kumar, Arunava Goswami
Indiscriminate use of synthetic chemical pesticides has led to several environmental problems such as resistance and environment pollution. Nanotechnology visualized as a rapidly evolving field has potential to revolutionize agriculture and food systems. We ut…
2 Jul 2017 - Articles
Observations on papaya mealybug, Paracoccus marginatus Williams & Willink (Hemiptera : Pseudococcidae) damag-ing some crops in Bangladesh
M. A. Al-Helal, K. N. Ahmed, N-E-P. Khanom, S. Bulbul
The papaya mealybug, Paracoccus marginatus Williams and Granara de Willink is a small Hemipteran insect belonging to the Family Pseudococcidae was recorded from immature, mature papaya fruits and foliages from BCSIR Vegetable Garden during March, 2011. It is a…
2 Jul 2017 - Articles
Soil-borne viruses in major potato growing areas of Pakistan
Shams Ur Rehman, Muhammad Arif, Abdul Mateen
An extensive field surveys on important soil-borne viruses of potato were conducted in Hazara and Malakand Divi-sions during potato growing seasons in 2011-12. Incidence and distribution of Potato mop-top pomovirus (PMTV) and Tobacco rattle tobra virus (TRV) w…
2 Jul 2017 - Articles
New pesticide molecules, formulation technology and uses: Present status and future challenges
Anjan Bhattacharyya, Suhrid Ranjan Barik, Pritam Ganguly
Mankind has a history of using crop protection products from non-selective, naturally occurring compounds to highly specific synthetic and biological materials for assured food production and protection of environment since long time. There is a sequential ris…
2 Jul 2017 - Articles
Biology, seasonal incidence and management of Apsylla cistellata Bucton. on mango in West Bengal
Goutam Samui, S. Jha
Mango is attacked by various insect pests among which mango shoot gall psylla Apsylla cistellata Bucton.(Psyllidae: Hemiptera) is the most important one in the district of Malda and Murshidabad, West Bengal. Adult females of the pest had been found to lay eggs…
2 Jul 2017 - Articles
Comparative ecological behaviour of some pre- and post-tsunami isolates of Trichoderma harzianum and T. viride from Andaman & Nicobar Islands
Someshwar Bhagat, Sitansu Pan
A comparative ecological study of some pre- and post Tsunami isolates of Trichoderma harzianum and T. viride from the Andaman and Nicobar Islands, India, was undertaken to assess the effect on some ecological behavoiur of these biocontrol agents. All the isola…
2 Jul 2017 - Articles
Eco-friendly management of mealybug and wilt in pineapple
Dhananjoy Mandal
In an on-farm RBD trial (3 treatments, 8 replicates) in 2006-07 at Chopra, Islampur, Uttar Dinajpur, West Bengal, for eco-friendly pest management of mealy bug, Dysmicoccus brevipes Cockerell in pineapple, the treatments were: T1 [Farmers’ practice: phor…
2 Jul 2017 - Articles
Some disease management practices for bacterial wilt of potato
Partha Pratim Ghosh, N. C. Mandal
Bacterial wilt [c.o. - Ralstonia solanacearum (Smith) Yabuuchi et al.] is one of the threatening potato diseases. To study the effect of some disease management practices in potato, an investigation was conducted in slightly acidic (pH 5.62) loamy sand soil wi…
2 Jul 2017 - Articles
Dynamics and severity model in managing fungal diseases
T. P. Ghosh, D. Mandal, S. Laha, M. K. Dasgupta
A survey was undertaken during 1996-1997 in different commercial perennial ornamentals in gardens and nurseries at Bolpur, Santiniketan and Sriniketan of Birbhum District, West Bengal, India, to study the fungal diseases of some commercial ornamentals. The lea…
2 Jul 2017 - Articles
Biological control of earhead caterpillar, Helicoverpea armigera Hubner in sorghum
Shekharappa
A field experiment was conducted with biopesticides viz., Nomurae rileyi (Farlow) Samson and NPV of Helicoverpa armigera (HNPV) and compared with chemical control with Melathian 5% @ 30 kg.ha-1 for the management of ear head caterpillar (H. armigera) in sorghu…
2 Jul 2017 - Articles
Bioefficacy of some indigenous plant extracts against epilachna beetle (Henosepilachna vigintioctopunctata Fabr.) infesting cucumber
Sujoy Mondal, S. S. Ghatak
A field trial was conducted on ‘Barapata’ variety of cucumber in a replicated Randomized Block Design at Viswavidyalaya Instructional Farm during 2004–05 to find out the impact of plant derived pesticides viz; Neem Azal, Rhizome extracts of A…
2 Jul 2017 - Articles
Population dynamics of mustard aphid on different Brassica cultivars under terai agro-ecological conditions of West Bengal
S. Choudhury, S. Pal
Experiments were conducted at the Instructional Farm of Uttar Banga Krishi Viswavidyalaya, Pundibari, Cooch Behar during rabi season of 2002-03 and 2003-04 to study the population dynamics of mustard aphid on seven popular rapeseed-mustard cultivars. The incid…
2 Jul 2017 - Articles
Plant products for the management of yellow mosaic disease of mungbean and urdbean
Shyam Singh, L.P. Awasthi
An experiment was designed to test the efficacy of a few botanical extracts on the yellow mosaic of mug bean. Maximum reduction in disease incidence recorded were 66.70 and 63.65 percent in mungbean and Urdbean, respectively by eight sprays of Clerodendrum acu…
2 Jul 2017 - Articles
Integration of chemical botanical and microbial insecticides for control of thrips, Scirtothrips dorsalis Hood infesting chilli
N. Mandi, A. K. Senapati
A field experiment was conducted during winter season of 2004-05 and 2005-06 to evaluate the effectiveness of different conventional & eco-friendly insecticide (synthetic and biological origin) against thrips (Scirtothrips dorsalis Hood) infesting chilli (…
2 Jul 2017 - Articles
Efficacy of some insecticides against cashew tea mosquito bug Helopeltis antonii Sign
V. N. Jalgaonkar, M. S. Gawankar, V. W. Bendale, P. D. Patil
Cashew is one of the major significant sources of foreign currency for our country and it is also one of the important crops of Konkan region of Maharashtra State. Nearly 60 different pests have been reported on cashew. Among them the Tea Mosquito Bug, Helopel…
2 Jul 2017 - Articles
Utilization of botanicals in the management of the coconut perianth mite, Aceria guerreronis Keifer
B. S. Nandihalli
The experiment on utilization of botanicals in the management of the coconut perianth mite, Aceria guerreronis Keifer was conducted at Main Agricultural Research Station, Dharwad, Karnataka during 2003-04 with nine treatments. The results of the present study…
2 Jul 2017 - Articles
Diseases of ber (Zizyphus jujube) in Eastern India
D.K. Misra, J. Saha, F.K. Bauri
No abstract is associated with this type of article.
2 Jul 2017 - Articles
Effect of biopriming of radish (Raphanus sativus) seed with some antagonistic isolates of Trichoderma
Ria Mukhopadhyay, Sitansu Pan
No abstract is associated with this type of article.
2 Jul 2017