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承德市农业局1997年引入地膜春小麦栽培技术，3lhn！试验田获667nlz平均35103切，比常规露地春小麦增产8642ig，增产幅度为32．7％O其主要栽培方法是：一、精细整地要做到地平、墒足、无土块、草梗、硬物，以确保地膜紧贴地面，充分发挥地膜的升温保墒作用。二、施足底肥?..
Chengde City Bureau of Agriculture in 1997 to introduce the film spring wheat cultivation techniques, 3lhn! Experimental field by 667nlz an average of 35,103 cut, than conventional open field spring wheat yield 8642ig, increase rate of 32.7% O its main cultivation methods are: First, the fine soil preparation to achieve the level of soil moisture, soilless, grass stems, hard objects, To ensure that the film close to the ground, give full play to the role of plastic film warming soil moisture. Second, Shi enough fat?