果园生草、免耕制的研究从1978年开始。免耕的方法,前三年主要应用西马津。西马津虽然除草效果好,但还存在着使用不便(用前需铲除杂草)、土壤易板结、成本高的缺点。为筛选高效经济的除草剂品种,在1980年所内外应用草甘膦初见效果的基础上,今年专门进 Grass orchard farming, research since 1978. No-tillage method, the first three years of the main application West Malaysia. West Malaysia although herbicidal effect, but there are still inconvenience (we need to eradicate weeds), the soil is easy to knot, the shortcomings of high cost. In order to screen efficient and economical herbicide varieties, based on the initial effect of applying glyphosate both inside and outside of 1980, this year,