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China is a very big country in protected horticulture production.The total area for protected horticulture was 2.888 mil......

通过对黄瓜植物营养特性的分析，结合我们近年来黄瓜平衡施肥试验结果，制订了设施栽培无公害黄瓜平衡施肥技术方案。......