【摘要】 对豫粳８ 号水稻秧田播量、秧龄、插秧密度、Ｎ 素用量的试验结果表明：该品种在中上等肥力田，以每亩秧田播量３０ ｋｇ 左右、秧龄３５ ～４０ 天、亩插２ 万穴（ 行距２７ ｃｍ 、穴距１２ ｃｍ） 左右、亩施纯Ｎ１５ ～１６ ｋｇ 时产量最高。更多还原

【Abstract】 The results from the field tests in 1997 and 1998 showed that the rice cv.Yujing 8 could get higher yield at sowing amount of 30 kg/mu,shoot age of 35～40d,transplanting density of 20 000 holes/mu(row spacing of 27cm,hole spacing of 12 cm) and pare N application amount of 15～16kg/mu.更多还原