1996年秋天我们从上海引种宝交早生草毒2．4万株，露地栽培栽了近0．27hm2，初步获得成功，积累了点滴经验，也发现了一些问题。一、合理选园应注意以下三点：①土壤要肥沃，疏松透气，三犁四耙后，没有大土块，否则既不利草每根系生长，且覆盖地膜后，膜面不平，大量积水，造 In the autumn of 1996, we introduced 24,000 grass and grass weeds from Shanghai and planted nearly 0.27hm2 in the open field. Preliminary success was gained and bit of experience was accumulated. Some problems were also discovered. First, the rational selection of the park should pay attention to the following three points: ① soil to fertile, loose and breathable, Sanli four rake, there is no large clods, or both the grass growth of each root system, and covering the film, the film surface uneven, , Made