一是购买农用生产资料，应从专营和有信誉的销售单位购买。千万不要购买个人串村推销的农资，特别是对来路不明，极易上当又无法追究责任的；二是购买农膜要先了解品种、规格、质量，以防购进劣质或积压过期产品；三是购物要注意索取和保存发票，无发票不购；四是一旦发现问题 First, the purchase of agricultural means of production, should be franchised and reputable sales units to buy. Do not buy individual village village marketing of agricultural materials, especially for the unknown, extremely vulnerable and can not be held accountable; Second, the purchase of agricultural film to understand the variety, size, quality, to prevent the purchase of inferior or backlog of expired Products; Third, shopping should pay attention to obtain and save invoices, invoices do not buy; Fourth, once the problem is found