早杂为何杂而不优 在部分地方推而不广

来源 :江西农业科技 | 被引量 : 0次 | 上传用户:cai8211306
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众所周知,推广双季杂交稻是实现粮食增产增收最有效、最快速的途径。 然而,近两年来尽管我县上上下下采取了很多措施;但时至今日,仍然推而不广,原因何在?笔者为此作了一番调查。 据会昌县农调队近几年的农产调查,1988年全县早季杂优占早稻播种面积的19.64%,到1989年反而只占早稻播种面积 It is well-known that promoting double crop hybrid rice is the most effective and fastest way to increase grain output. However, in recent two years, although many measures have been taken in our county from top to bottom, it is still not widely promoted today. What is the reason? The author made some investigations. According to Huichang County Nongfan team survey of agricultural production in recent years, the county accounted for 19.64% of early rice acreage in early 1988, but only accounted for early rice sown area in 1989
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