如题。作者:Richard.J.E&Bates.T.E 1988的Journal 题目:studies on the potassium-supplying capacities of the south Ontario soils. II. Nitric acid extraction of non-exchangeable K and its availability to crops. Can. J. Soil Sci. 68, 199–208. 希望各位帮忙,多谢了。
studies on the potassium-supplying capacities of the south Ontario soils. II. Nitric acid extraction of non-exchangeable K and its availability to crops
原文由 yilai1002(yilai1002) 发表: studies on the potassium-supplying capacities of the south Ontario soils. II. Nitric acid extraction of non-exchangeable K and its availability to crops