涂层氮肥,是一种新型的化学复合肥料,该种肥料的应用是农业部和河北省农业厅下达丰南市的重点农业技术推广项目。因此,我们边试验、示范,边推广应用,取得了丰富经验,试验作物主要涉及小麦、玉米、水稻。一、实施方案1.小麦试验区亩施涂层氮肥32.5公斤,全生育期所施氮量的40%作底施,其余60%至拔节期追施,对照区 Coated nitrogen fertilizer, is a new type of chemical compound fertilizer, the application of this fertilizer is the Ministry of Agriculture and Hebei Provincial Department of Agriculture issued Fengnan key agricultural technology promotion project. Therefore, we have extensive experience in experimenting, demonstrating and popularizing applications. The pilot crops mainly involve wheat, corn and rice. First, the implementation of the program 1. The wheat test area Mushi coating nitrogen 32.5 kg, the entire growth period of 40% of nitrogen applied at the end of facilities, and the remaining 60% topdressing topdressing, the control area