Potassium-supplying characters and the effect of potassium fertilizer for Chao and Cinnamonsoils were studied with adsorption method, pot cultivation and field trials.
采取吸附试验、盆栽试验和田间试验方法，对潮土和褐土的供钾特性及钾肥肥效进行了研究。
Potassium-supplying characters and the effect of potassium fertilizer for Chao and Cinnamonsoils were studied with adsorption method, pot cultivation and field trials.
采取吸附试验、盆栽试验和田间试验方法，对潮土和褐土的供钾特性及钾肥肥效进行了研究。
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