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蔬菜无土栽培是近百年来发展起来的一种栽培技术。这种栽培技术不使用天然土壤而使用营养液灌溉,所以也叫做营养液栽培。近些年来由于无土栽培技术的逐渐成熟和迅速发展,使用的人数增多,栽培面积也随之扩大。荷兰是世界上无土栽培面积最大的国家,其温室面积的30％左右为无土栽培。另外,英国、丹麦、挪威、美国、日本等国栽培面积也不小,我国台湾省在这方面也属前列。近几年来,我国农业科研机构对无土栽培的研究日
Soilless culture of vegetables is a cultivation technique developed in recent 100 years. This cultivation technique does not use natural soil and nutrient solution irrigation, it is also called nutrient solution cultivation. In recent years, due to the gradual maturation and rapid development of soilless cultivation techniques, the number of people used has increased, and the cultivation area has also expanded. The Netherlands is the largest country in the world for soilless culture with about 30% of its greenhouse area being soilless. In addition, the cultivated area in the United Kingdom, Denmark, Norway, the United States, Japan and other countries is not small, and Taiwan Province in our country also ranks forefront in this respect. In recent years, China’s agricultural research institutions on soilless culture research day