论文部分内容阅读
长期以来,我省棉花产量低而不稳,突出的问题是春季低温,秋季阴雨连绵。导致了中熟棉花品种前期晚发,后期迟熟,产量低,品质差,影响到棉农的收入和棉纺工业的发展。因此,干部群众提出种植早熟棉。对早熟棉利弊应作充分分析。现从我所1978—83年早熟品种(系)与中熟品种(系)的产量比较试验资料中,可以看出以下几个问题:
For a long time, cotton production in our province is low and unstable. The outstanding problems are the low temperature in spring and the continuous rainy autumn. Which led to late maturation of late-maturing cotton varieties and later maturing of late maturing cotton varieties. The yield was low and the quality was poor, affecting the income of cotton farmers and the development of cotton spinning industry. Therefore, the cadres and the masses proposed to plant precocious cotton. The advantages and disadvantages of precocious cotton should be fully analyzed. Now from 1978 to 1983 I am early maturing varieties (lines) and medium-maturing varieties (lines) yield comparison test data, you can see the following questions: