BIOLOGY AND MANAGEMENT OF LEAF EATING CATERPILLAR, Spodoptera litura Fabricius ON CASTOR, Ricinus communis Linnaeus
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Date
2013
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Publisher
Anand Agricultural University, Anand
Abstract
Investigations on biology and management of leaf eating
caterpillar, Spodoptera litura Fabricius on castor, Ricinus communis
Linnaeus were carried out at B. A. College of Agriculture, Anand
Agricultural University, Anand during 2012-13.
The newly hatched larvae (1st and 2nd instar) feed gregariously
on under surface of leaves by scraping its surface in the early stage.
The third, fourth and fifth instar larva became voracious feeders and
they produce regular holes on the leaves leaving the veins. The feeding
was observed severe during night time and they hide in soil during
day time.
The female moths laid the eggs in masses on lower surface of
the tender
Description
Keywords
Agricultural Entomology,Management, Management