(3.229.117.123)
Users online: 3871    [ij] [ij] [ij] 
Email id
 

Annals of Plant Protection Sciences
Year : 2005, Volume : 13, Issue : 2
First page : ( 400) Last page : ( 403)
Print ISSN : 0971-3573.

Evaluation of chemicals and botanicals on the damage caused by coconut perianth mite, Aceria guerreronis Keifer

Soundararajan R.P.2, Leo Justin C. Gailce1

1Horticultural Research Station, Tamil Nadu Agricultural University, Pechiparai-629 161

2Horticultural Research Station (TNAU), Yercaud, Salem-636 602, India

Abstract

The chemicals viz., carbosulfan and monocrotophos were tested as root feeding method. The chemicals dicofol and botanicals; garlic + neem oil and neem oil alone were applied as direct spray on the nuts. The % damage of young nuts (four months old bunches) was observed. The damage level on young nuts was minimum in carbosulfan (18.4%) and garlic + neem oil (32.1%) treated trees after three rounds of treatments. The number of undamaged harvested nuts were high in the carbosulfan and garlic + neem oil treated trees and harbours 41.4% and 32.4% grade 1 nuts, respectively during III harvest. In the unsprayed trees, no grade 1 nuts was observed at third harvest.

Top

Key words

Aceria guerreronis, Botanicals, Coccus nucifera, Insecticides.

Top

  
║ Site map ║ Privacy Policy ║ Copyright ║ Terms & Conditions ║ Page Rank Tool
575,060,858 visitor(s) since 30th May, 2005.
All rights reserved. Site designed and maintained by DIVA ENTERPRISES PVT. LTD..
Note: Please use Internet Explorer (6.0 or above). Some functionalities may not work in other browsers.