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塑料营养土是以塑料与化肥混炼而成,含有氮、磷、钾、硫、铁、钙、镁、铜、锌、硼、钼和锰等植物生长必须的各种营养元素,其成分与最肥沃的土壤相仿或略高,该营养土能缓慢释放营养物质供植物需要,其释放期可长达2～3年。该营
Plastic nutritious soil is a kind of nutrient element that is necessary for the growth of plants such as nitrogen, phosphorus, potassium, sulfur, iron, calcium, magnesium, copper, zinc, boron, molybdenum and manganese. The most fertile soils are similar or slightly higher, and this nutrient soils can slowly release nutrients for plant needs, with release periods of up to 2 to 3 years. The camp