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农田地膜,种类、作用不同,选用之时当慎看。 1.春季用以提高地温,促进作物生长埕育应选用透明膜。 2.高温季节栽培低温作物,如夏秋黄瓜、晚番茄等,为了避免因高温而生长不良,应选用黑色膜或用黑白双重膜,以降低地温。 3.花生、玉米等作物田易生长杂草,宜选用具提高地温和防止杂草生长双重作用的稻作杀草膜。茄子、番茄、烟叶等宜选用番茄杀草膜,但此
Farmland plastic film, types, different roles, when used carefully. 1. Spring to increase the ground temperature, promote crop growth and fertility should use a transparent film. 2. High-temperature season cultivation of low-temperature crops, such as summer and autumn cucumbers, late tomatoes, etc., in order to avoid poor growth due to high temperatures, should use black film or black and white double film to reduce ground temperature. 3. Peanut, corn and other crop fields are easy to grow weeds, should be used to increase the temperature and prevent weeds to play a dual role in the growth of rice to kill grass film. Eggplant, tomato, tobacco, etc. should use tomato to kill grass film, but this