一、发展茶园喷灌的必要性茶树是一种多年生的叶用深根作物,在年发育周期内,其地上部分的营养生长,一般从3月中旬至11月上旬,长达240天左右,生殖生长的时间更长一些。在分批采摘的前提下,新芽陆续萌发,新梢和花果不断生长,需要消耗大量水分。现有资料指出:每生产一斤干茶,茶树耗水量达4000—5000 First, the need for the development of sprinkling tea plantation Tea is a perennial leaf with deep root crops, in the annual development cycle, the vegetative growth of its aerial parts, usually from mid-March to early November, up to 240 days, reproductive Grow longer. In the case of picking in batches, sprouts one after another germination, shoots and flowers continue to grow, need to consume a lot of water. Available information points out: Each kilogram of dry tea, tea tree water consumption of 4000-5000