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添加枯草桿菌轉殖株堆肥對小白菜生長效應之探討

Effects of Bacillus subtilis-treated Compost on Growth of Brassica rapa L. var. chinensis

摘要


本研究利用添加枯草桿菌轉殖株堆肥和其他自製堆肥施用於小白菜,探討堆肥對其園藝性狀和植體成分含量之影響。將堆肥之肥效分別以相當於1/2、1/4及1/8化肥之肥效估算進行施肥,不同肥料對小白菜生長之效應結果以1/8化肥肥效者最佳,1/4者次之。在自製堆肥中氮、磷、鉀養分濃度之比例以磷的含量偏高,需要配合氮肥及鉀肥的施用,不但可滿足小白菜生長養分平衡之需,尚可改善蔬菜廢棄物對環境所造成污染問題,亦能有益於土壤生產力之提升。

關鍵字

小白菜 枯草桿菌 堆肥 熟成

並列摘要


In this study, Bacillus subtilis-treated compost was used for the growth of Brassica rapa L. var. chinensis, and the compost efficiency and the growth were studied. The results showed that compost with 1/8 fertility equivalent to chemical fertilizer achieved the highest compost efficiency. The amount of N and K in this compost needed to be supplemented for N-P-K balance. The application of this compost is beneficial to the growth of Brassica rapa L. var. chinensis, reduces the waste products in vegetable processing, and increases the fertility of the soil; therefore, it is worth popularizing.

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