Granular insecticides for the Control of olive psyllid Euphyllura olivina Costa.
Granular insecticides for the Control of olive psyllid Euphyllura olivina Costa.
Wali-ur-Rehman and M. Ismail Chaudhry
ABSTRACT
In a field trial six granular insecticides have been tested against olive psyllid ( Euphyllura olivine Costa)in 20,25 and 30 g per plant of 60,150and 240cm height.
Termik gave 100%kill of nymphs and adults within 3 to 7 days in each height groups of plants. Terracur gave 100%mortality of nymphs in 10-20 days only in the smaller plants. Disyston rated 3rd by giving 96%mortality of nymphs only in highest dose and smaller
plants. Disyston other insecticides other insecticides showed no effect against the pest. In check all nymphs survived but 1-6%adults were found dead after a month.
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June 1979
Vol. 29, Iss. 2
