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1963年秋至1964年夏,我们曾以平湖县胜利公社试验场大队为主要基点,对如何育好油菜秧苗问题进行了调查。现将主要结果分述于后。一、油菜壮苗的增产作用培育油菜壮苗是目前油菜生产上一项经济有效的增产措施。据试验观察,壮苗移栽后5天返青,小苗7天返青;壮苗移栽并能减少娘叶脱落。由于以上原因,壮苗能更好地利用冬
From the fall of 1963 to the summer of 1964, we conducted a survey on how to breed rapeseed seedlings by taking the test team of Shengli Commune, Pinghu County as the main starting point. Now the main results are described later. First, the role of rapeseed strong seedling Nurturing strong seedling rapeseed production is a cost-effective production measures. According to experimental observation, 5 days after transplanting strong seedlings turn green, young seedlings back to green 7 days; strong seedling transplanting and can reduce the loss of female leaves. Due to the above reasons, strong seedlings can make better use of winter