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果园施肥,是夺取丰产的关键,每年都要进行2～3次。以往给果树施肥多采取开挖环状沟或放射状沟的方法,费时较多,还对果树的根系损伤较
Orchard fertilization, is the key to winning high yield, every year for 2 or 3 times. In the past to fertilize the fruit trees to take more excavation annular groove or radial ditch method, more time-consuming, but also on the root damage of fruit trees than