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1977年的玉米秃顶从本所144个品种和组合统计,平均秃顶2.01厘米,比1976年140个品种和组合平均秃顶1.58厘米增加0.43厘米,有的品种甚至秃顶5～6厘米。从虎鹿公社夏程大队农科队高产田和品种对比试验田调查,虎单5号平均秃顶2.58厘米,16个品种平均秃顶2.95厘米,其中秃顶最重的有4.69厘米。现将产生秃顶原因和解决办法,初步调查分析如下。
The 1977 baldness of corn from our 144 varieties and combinations showed an average of 2.01 centimeters of baldness, an increase of 0.43 centimeters over the average baldness of 1.58 centimeters in 140 varieties and combinations in 1976. Some species even bald 5 to 6 centimeters. From the tiger deer commune Xia Cheng Brigade Agricultural Team high yield field and varieties of comparative test field investigation, average number 5 on the Huding bald 2.58 cm, 16 varieties average bald 2.95 cm, of which bald heaviest 4.69 cm. Causes and solutions of baldness will now occur, the preliminary investigation and analysis are as follows.