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1“... verification. Establish standard operating procedures for the production and management of papaya resumes...”
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2“... is to understand the expansion paths of farm operations scale, and put forward the necessity of expanding operation...”
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3“... of field cultivation management and are incapable of expanding farming areas。 (3)Usually farmers grow...”
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4“... usually adopting simple plastic film greenhouse and small-area management that can reduce the damages...”
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