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通过9年田间试验,对幼龄M26砧Aroma苹果树施用0、60及120公斤N(硝酸钙)/公顷和 0、120及240公斤K(氯化钾)/公顷,植株5年生,试验初期便结果.砂壤土,含有机质10.5%.在除草剂处理
0, 120 and 120 kg N (calcium nitrate) / ha and 0, 120 and 240 kg K (potassium chloride) / ha were applied to the young M26 anvil Aroma apple tree in a 9-year field trial for 5 years. The results sandy loam, containing 10.5% of organic matter. In the herbicide treatment