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Ⅱ优162系四川省农业大学水稻研究所以Ⅱ32A为母本、蜀恢162为父本配组而成,1997年5月通过四川省品种审定委员会审定,1999年3月通过浙江省农作物品种审定委员会审定。该品种自1996年8月引进永嘉县试种以来,表现为高产、稳产,适应性广,抗性强,米质优,而深受广大农户欢迎,种植面积迅速扩大,2000年全县已推广2.1万亩(1亩=667平方米,下同),是汕优63种植面积的一半,一般产量561.8千克/亩,高的达631.2千克/亩,比汕优63增产13.81%。
Ⅱ You 162 Department of Sichuan Agricultural University Rice Research Institute II32A as the female parent, Shuhui 162 as the male parent group formed in May 1997 through the Sichuan Provincial Commission for species validation examination and approval in March 1999 through the Zhejiang Provincial Crop Variety Approval Committee Validation. Since introduced into Yongjia County in August 1996, this variety has been characterized by high yield, stable yield, wide adaptability, strong resistance and high quality of rice. However, it has been widely welcomed by farmers and its planting area has rapidly expanded. In 2000, the county has promoted 2.1 million mu (1 mu = 667 m 2, the same below) is half of the planting area of Shanyou 63 with a general output of 561.8 kg / mu, a high of 631.2 kg / mu and a yield increase of 13.81% over that of Shanyou 63.