论文部分内容阅读
春季,是草莓结束休眠,开始生长发育最旺盛的时期,这时应抓好以下几项管理措施。一、分次追施氮、钾肥开春后的新出叶为结果期的主要功能叶,与产量关系甚大,追施氮、钾肥后,可促进叶片和根系生长,提高坐果率。追肥可分20天1次,每次追施5公斤尿素加5公斤氯化钾,连续2～3次。二、清除杂草除草要在花序明显伸长前完成,以减少对植株的机械损伤。
Spring is the end of strawberries to sleep, began the most vigorous growth period, this time should do a good job following several management measures. First, the sub-topdressing nitrogen and potassium fertilizer New spring after the opening of the main function of the leaves of the fruit, and yield a great relationship, topdressing nitrogen and potassium fertilizer, can promote leaf and root growth and improve fruit set rate. Top dressing can be divided into 20 days 1 times, each top dressing 5 kg of urea plus 5 kg of potassium chloride, 2 to 3 times in a row. Second, weeding to remove weeds in the inflorescence before the obvious elongation to reduce the mechanical damage to plants.