一、试种情况 1984年南昌县种子公司引进杂交水稻威优64,并在八一乡莲溪村试种100亩,部分田块因遭受两次淹浸,实收面积86.2亩,总产70887斤,平均亩产822.4两。最高亩产1118.4斤,最低亩产668.6斤(表1)。威优64分别与汕优二号、M112、八 First, the test situation In 1984 Nanchang County Seed Company introduced hybrid rice Weiyou 64, and in the August 1 Township Lianxi test 100 acres of land, some fields due to twice flooding, the harvest area of ​​86.2 acres, a total of 70887 pounds , The average yield 822.4 two. The highest yield of 1118.4 kg per mu, the minimum per mu 668.6 kg (Table 1). Weiyou 64, respectively, and Shanyou two, M112, eight