论文部分内容阅读
近几年,各种有色农膜已被广泛地应用到农业生产中。有色农膜使用得当能起到增产、增收、防病的作用,但如应用不当,则往往适得其反。现将9种有色农膜的正确使用方法介绍如下,供农民朋友参考。 一、黑色膜 杂草严重的地块或高温季节栽培夏萝卜、白菜、菠菜、秋黄瓜、晚番茄,选用黑色膜效果较好。 二、紫色膜 该膜主要适用于冬春季温室或塑料大棚茄果类和绿叶类蔬菜栽培,可增进品质,提高产量。 三、黄色膜 据试验,用黄色膜覆盖芹菜和莴苣,植株生长高大,抽薹推迟;覆盖豆类,豆类生长壮实;覆盖黄瓜,
In recent years, a variety of colored plastic sheeting has been widely used in agricultural production. Non-ferrous plastic sheeting used properly can play a yield, income, disease prevention role, but if not properly used, it is often counterproductive. Now nine kinds of colored plastic film the correct use of methods described below, for farmers and friends reference. First, the black film weeds Severe plots or cultivation of summer season summer radish, cabbage, spinach, autumn cucumber, late tomato, the choice of black film better. Second, the purple film The film is mainly suitable for winter or spring greenhouses or plastic shed eggplant and green leafy vegetables cultivation, improve quality and increase production. Third, the yellow film According to the experiment, with a yellow film covered celery and lettuce, tall plants, delayed bolting; covered beans, beans grow strong; cover cucumber,