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“水能载舟,也能覆舟”。这句话形象而准确地说明了水的二重性。事实上,二重性在事物中普遍存在,这是事物本身所固有的互相矛盾的两种属性,即一事物同时具有两种互相对立的性质。 被人们誉为“白色革命”的塑料薄膜覆盖栽培(简称地膜栽培),也同样具有互相矛盾的二重性。地膜栽培为农作物创造了一个良好的温度、湿度和光线的小气候环境,
“Water can carry boats, but also capsize.” This sentence accurately illustrates the dual nature of water. In fact, duality is ubiquitous in things, which are inherent contradictory attributes of things, that is, one thing has two opposite properties at the same time. Plastic film covered cultivation (referred to as plastic film cultivation) which is hailed as the “White Revolution” also has the duality of contradiction. Film cultivation for crops has created a good temperature, humidity and light of the microclimate environment,