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1.“二年二圃”提纯复壮法:第一年选单株,种株行。在麦前从小麦长势好、密度小的田块,挑选生长健壮、无病虫害、成熟正常、分蘖成穗多、穗大粒饱、个体发育良好、符合所选品种性状的单株,整株拔掉,及时晾干,经复选后分株脱粒,装入纸袋,晒干贮藏,严防虫蛀。到种麦季节,适时足墒开沟摆播或顺沟均匀撒播。一般行长3米左右,行距30厘米左右,株距3～4厘米。因各个单株的种子量多少不等,故每个单株所种行数也不要求一样,只要求种成整行数。不同单株之间的
1. “Two years two nursery ” Purification and rejuvenation law: the first year selected single plant, plant line. Before the wheat from the wheat growing well, the density of small plots, picking growth robust, no pests and diseases, mature and normal, tillering spike, spike large grain full, individual well-developed, consistent with the selected varieties of traits, unplug the whole plant , Dry in time, after the election threshed threshed, into the paper bag, dry storage, prevent moth-eaten. To the wheat season, timely enough moisture ditching broadcast or Shun ditch evenly broadcast. General governor about 3 meters, about 30 cm spacing, spacing 3 ~ 4 cm. Due to the amount of each individual seed varies, so the number of lines per plant does not require the same, as long as the planted into the entire line number. Between different plants