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一、当前小麦生长形势2017年,淅川县小麦生产总体态势良好。因麦播基础较好,麦播以来气温较为适宜,降水较多,加上暖冬有利于小麦分蘖生长,苗情好于常年同期。全县4万hm~2小麦,一、二、三类田及旺长田大体比例为42.5:35.5:6:16。其中,一类田面积1.7万hm~2,占42.5%,亩群体数88.2万头,主茎叶龄8.3片,单株分蘖4.8个,次生根6.7条;二类田面积1.42万hm~2,占35.5%,亩群体数68.6万头,主茎叶龄6.9片,
First, the current situation of wheat growth 2017, Xichuan County wheat production in general good posture. Due to better sowing basis, the temperature of wheat sowing more suitable, more precipitation, coupled with warm winter is conducive to the growth of wheat tiller, seedling conditions better than the same period. The county 40,000 hm ~ 2 wheat, one, two, three fields and Wang Changtian general ratio of 42.5: 35.5: 6: 16. Among them, a field area of 17000 hm ~ 2, accounting for 42.5%, the number of 882,000 mu population, the main stem leaf age 8.3, 4.8 tillers per plant, secondary root 6.7; second class field area 14200 hm ~ 2 , Accounting for 35.5%, 686,000 mu population, the main stem leaf age 6.9,