小麦苗肥最好在麦苗一叶一心期追施 ,最迟不能超过三叶期 ,这样才能保证在有效分蘖期范围内发挥肥效 ,有利壮苗早发。针对以下小麦苗情 ,采用不同的施苗肥技术 :1 早发苗　小麦播种早、出苗全、生长旺、分蘖多、叶色深 ,播种时基肥中速效氮肥较多 ,后劲较足 ;对这类早发苗的田 Wheat seedling fertilizer is best topdressing wheat leaves in the heart of a leaf, the latest can not exceed the clover period, so as to ensure effective fertilizer within the effective tillering period, is conducive to strong seedlings early onset. For the following wheat seedling situation, the use of different techniques of seedling application: 1 early seedling wheat sowing early, full emergence, growth, tillering, leaf color deep, sowing medium-sized nitrogen fertilizer more effective, stamina more adequate; Early-type seedlings of the field