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Ⅲ. IPM of Berries<br />
Chemical control: spray 3-5 Baumé degree<br />
of calcium polysulphides ( 石 硫 合 剂 ) when<br />
buds begin to grow in early spring or 0.3-0.5<br />
after budding to control grape spider mite.<br />
Or spray other insecticides to kill leafhopper.<br />
Catch-killing longhorn beetles artificially.
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