STEM BORERS
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2. Biological Control<br />
1) Releasing trichogrammatids<br />
(2) To control the rice borers: use 50000<br />
wasps, releasing wasps three times at the<br />
amount of a third of 50000 each time. Release<br />
wasps at the very beginning of adult<br />
emergence with a 4-5 day space between each<br />
release.
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