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Soil improvement and plant growth mixtures - contg. crushed heart-wood and crushed young vegetable matter
Soil improvement and plant growth mixtures - contg. crushed heart-wood and crushed young vegetable matter
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机译:土壤改良和植物生长混合物-续粉碎的心材和粉碎的年轻蔬菜
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摘要
Organic soil improvement agent which may also be used as a plant growth medium contains a mixt. of mature lignin (I) from the heartwood of crushed tree trunks, and crushed young vegetable matter (II) containing cellulose and carbohydrates. The mixt. has a prolonged action, the duration of which may be varied by altering the ratio of (I):(II).
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