本帖最后由 oldleo 于 10-7-2012 09:10 PM 编辑
石灰对泥土是没有害的吗?还是说有一定的释放量呢?我在想,是不是应该把没用到的种子储存在冰厨上 ...
jennykc 发表于 10-7-2012 07:15 PM 
本地植物的种子不需要储存在freezer啦。
石灰,我随便放一点因为我没有ph testing kit.。 我通常买dolomite 来用。
放石灰的好处:
- Raises pH,reducing acidity - Increases efficiency of fertilizers - Helps aerate soil by boosting microorganisms - Stabilizes soil aggregates to slow erosion - Encourages activity of soil bacteria, releasing valuable nutrients from organic components in the soil - IncreasesN2, PO4, K, Mg, Ca, S, B, Mn availability adds calcium(Ca) and manganese (if dolomite)
-improves soil structure (air and water flow) |