论文部分内容阅读
一个1000克的西西红红柿柿,一株77.5米的西红柿,一株结5000多个果实的西红红柿柿,乍一听这些消息,我们都难以置信信。然而这都是事实实,这些西红柿都是用无土栽培法培育出出来来的的。近年来,无土栽培越来越显示出出威威力力,惊人的成果层层出出不不穷穷。什么是无土栽培无土栽培是一种不需要土壤、以草炭等轻质材料做育苗基质固定植株,让植物根系直接接触营养液的现代化育苗技术。我们熟悉的水培就是无土栽培的一种。我国早就存在原
A 1,000-gram red-and-green persimmon, a 77.5-meter tomato and a purple-red persimmon with more than 5,000 fruits are unbelievable at first glance. However, it is a fact that these tomatoes are cultivated by soilless cultivation. In recent years, soilless culture more and more shows the mighty force, the amazing results come out at every level. What is Soilless Culture? Soilless culture is a soilless, peat and other light materials to do nursery substrate fixed plants, plant roots directly contact with nutrient solution of modern breeding technology. We are familiar with hydroponics is a kind of soilless culture. Our country existed long ago