Browse Items (2 total)

  • Tags: Cotton

Agro-Technician talks to fellow members on scientific measures

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"An agro-technician of a production brigade in Shangchiu county, Honan province, gives a talk to his fellow members on scientific measures to prevent and control cotton aphid pests."

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Commune members learn how to prevent insect pest in cotton field

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"Commune members learn how to prevent insect pest in cotton field of Huajung County, Hunan Province."

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