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去年5月16日,我县遭到历史上罕见的一次晚霜袭击,-2℃低温持续近两小时。侯郭大队大田移栽的棉苗全部冻死,冷床育苗的苗床因事先没有防冻准备,所有棉苗的真叶全都冻死,有70%棉苗生长点也被冻死,(其中主茎未冻死的33%,主茎从子叶以上冻死的占29%)。他们采取了一系列补救措施,将没有冻死的棉苗移栽了5亩,每亩6,000株,秋后平均亩产皮棉130斤。
Last May 16, my county was hit by a rare frost attack in history, -2 ℃ low temperature lasted nearly two hours. Hou Guo brigade field transplanted cotton seedlings are all frozen to death, cold bed nursery seedbed because there is no prior preparation for antifreeze, all the true leaves of cotton seedlings are frozen to death, 70% of cotton seedling growth point is also frozen to death 33% did not freeze, main stem froze from cotyledons accounted for 29%). They took a series of remedial measures, transplanting 5 mu of cotton seedlings that did not freeze and die, 6,000 per mu, and 130 kg of lint per mu in autumn.