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植物动力2003(简称ＰＰ2003)是德国研制的新型螯合植物营养液肥。该产品对植物具有增产、促早熟、增强抗逆能力效果。为探明植物动力2003对莴苣增产及提高抗病能力的效果,特于1998年4月至7月在大庆市农科所进行了叶面喷施效果试验。1 材料与方法 供试材料:ＰＰ2003(德国)、美
Plant Power 2003 (referred to as PP2003) is a new type of chelated plant nutrient liquid fertilizer developed in Germany. The product has the plant to increase production, promote early maturity, enhance the resilience effect. To ascertain the effect of plant motility 2003 on yield increase and disease resistance of lettuce, special effect test of foliar spraying was carried out in Agricultural Science Institute of Daqing from April to July 1998. 1 Materials and Methods Test materials: PP2003 (Germany), the United States