论文部分内容阅读
一、引言 免耕稻田最棘手的是杂草问题。国外免耕全靠化除,按照我国国情目前要投入多种化学除草剂灭草,一则成本较高,二则化学除草剂不全,特别对防除多年生杂草的除草剂很缺,三则化除对土壤有污染,对水稻生长亦有抑制作用。如何走中国式的水稻养鱼道路从我国古书《岭表录异》中得到启示,书中记载:“新垅等洲,山田栋荒,平处锄锹,可为町疃。伺春雨,丘中贮水,即先买鲩鱼子散水田中,一、二年后鱼儿长大,食草根并尽,既为熟田,又收鱼利,乃种稻,
I. INTRODUCTION The most troublesome problem of no-till rice fields is the weed problem. Totally relying on foreign tillage in addition to the current situation in China is currently going to invest a variety of chemical herbicide, a higher cost, two chemical herbicides incomplete, especially for the weed control perennial weeds lacking, In addition to soil pollution, rice growth also inhibited. How to take a Chinese-style approach to fish farming From our ancient book, “Ling Tiansi different” to be enlightened, the book records: "New Tuan Chau, Yamada shortage of wild, flat place hoe shovel, may be cho. In the storage of water, that is, buy the first roe roe paddy fields, one or two years after the fish grow up, herbivorous and do, not only cooked field, but also harvest fish, but rice,