The tile flowerpot is great one for pot peony and soft and fat soil also are very important. a rich soil consisting of a mixture of sand and clay and decaying organic materials. 一种肥沃的土壤,由沙、粘土和腐烂的有机物的混合物构成。
The Influence of Humidity on the Properties of Tung-oil and Synthetic Fat Sand 湿度对桐油砂合脂砂性能的影响
The contents of ash and crude protein were lower, whereas crude fat, crude fiber and Ca were higher in the sand grazing plot compared with the high plain grazing plot. 2. 高平原草地与沙质草地相比,群落灰分和粗蛋白平均含量高,粗脂肪、粗纤维和钙含量低。