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International Journal of Pure & Applied Bioscience (IJPAB)
Year : 2018, Volume : 6, Issue : 1
First page : (779) Last page : (783)
Article doi: http://dx.doi.org/10.18782/2320-7051.6155

Survey on Incidence of M. vitrata in Blackgram and Greengram and Insecticide Usage in Major Growing Areas of Southern Zone of Andhra Pradesh During Late Kharif, 2014

L. Pedda Venkata Reddy* and K. V. Hari Prasad
Department of Entomology, Agricultural College, Tirupati-517 502, Chittoor District, Andhra Pradesh, India
*Corresponding Author E-mail: venki.ag.25@gmail.com
Received: 9.01.2018  |  Revised: 12.02.2018   |  Accepted: 16.02.2018  

 ABSTRACT

A survey was conducted during late kharif, 2014 in three districts of the Southern zone (Nellore, Kadapa and Chittoor districts) of Andhra Pradesh for information on per cent  Maruca  infestation, genotype preference (blackgram and greengram) by the farmers  and insecticidal usage against spotted pod borer. Maruca infestation was seen more in Kadapa district both in blackgram and greengram. In blackgram, the genotype LBG-752 (62.2 %) and in greengram LGG-460 genotype (59.3 %) occupied more area in cultivation. Among the insecticides, the Chloropyrifos was used more i.e., 51.9 % in blackgram and 54.1 % in greengram in the Southern zone against the spotted pod borer infestation.

Key words: M.vitrata, Black gram, Green gram, Chlorpyrifos.

Full Text : PDF; Journal doi : http://dx.doi.org/10.18782

Cite this article: Reddy, L.P.V. and Hari Prasad, K. V., Survey on Incidence of M. vitrata in Blackgram and Greengram and Insecticide Usage in Major Growing Areas of Southern Zone of Andhra Pradesh During Late Kharif, 2014, Int. J. Pure App. Biosci.6(1): 779-783 (2018). doi: http://dx.doi.org/10.18782/2320-7051.6155