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为了充分利用我县自然资源和降低杂交水稻制种成本,近年来,推广了西瓜、杂交水稻制种两熟复种配套栽培,充分利用了夏制前200天左右的空闲期和达到了增产增收的目的。 一、西瓜、杂交水稻制种复种的效益 1988年我们在庄湾乡王中主责任田中布置1.2亩新澄2号早西瓜为夏季制种的前作,当年收西瓜3500公斤,平均亩产2916.7公斤,总产值达1575元,扣除种瓜成本398.2元,纯收入达1176.82元,亩纯收入达980.68元。夏季杂交水稻制种共收
In order to make full use of the natural resources of our county and reduce the cost of hybrid rice seed production, in recent years, we have popularized the cultivation of watermelon and hybrid rice with double-cropping and double-cropping, making full use of the idle period of about 200 days before summer and reaching the yield increase purpose. First, the watermelon, hybrid rice seed multiplication efficiency In 1988 we Zhuangwan Township Wang Zhongzhu responsible for the arrangement of 1.2 acres of Xincheng 2 early watermelon for the summer seed production before, when the watermelon received 3500 kg, the average yield of 2916.7 kg per mu, total The output value reached 1,575 yuan, with the cost of planting 398.2 yuan, the net income of 1176.82 yuan, net income of 980.68 yuan per mu. Summer hybrid rice seed collection