棉花烂桃,严重影响棉花的产量和质量。据历年估算,我区每年由于烂桃的损失,约占总产量的10—30％。1973年我们在天门、沔阳、公安等县调查看到,棉花烂桃严重的,纤维完全不能利用,产量全部损失;烂桃轻的、僵瓣黄花平均单桃衣分重比正常桃减少三分之一左右,有的桃重仅为正常桃的52.5％,纤维粘结,绒长减短,品质变劣,一般下降3—4个品级,每担皮棉售价减少30—50元。 Cotton rotten peach, seriously affecting the yield and quality of cotton. According to the calendar year estimates, the annual loss of rotten peach in our region accounts for about 10-30% of the total output. In 1973, we found in Tianmen, Shenyang and public security counties that the cotton rotten peach was serious and the fiber could not be used at all and the yield was completely lost. The average weight of rotten peach, naked petal and peach reduced by three One percent or so, and some Peach is only 52.5% of normal peach, fiber bonding, short hair length, quality deterioration, the general decline of 3-4 grades, each lint cotton price reduced 30-50 yuan.