论文部分内容阅读
山东省各玉米区,有不少农民,在玉米收获后,选择顶好的穗,收藏起来作种,第二年更将选出来的果穗,脱去两端籽粒,只种中部的籽粒。我们从四九年就注意调查了解这个问题,总无具体增产例证,但都反应对玉米的生长有利。五一年总结玉米丰产户时,更发现许多玉米丰产户,都是这样进行选种的。如招远县小疃村丰产户杨逢成,黄县唐家泊村丰产户王基瑞;掖县王贾村张进显等,都是只用
There are quite a few peasants in every maize area in Shandong Province. After the maize is harvested, the best spikes are selected and collected for planting. In the second year, more ears will be selected and the kernels on both ends will be taken off, leaving only the seeds in the middle part. We have been investigating this issue from the past four or nine years. There is no specific example of this increase in production. However, both of them have responded to the growth of corn. In 1991, when corn harvesting households were summed up, many corn farmer households were also found to do so. Such as Zhaoyuan County Xiaolan Ye Feng village farmer, Huang County, Tang Parker village rich households Wang Jirui; Ye County Wang Jia Village Zhang Jinxian, are only