【摘要】 从甘蔗 应用稀土 化合物 的方法、浓 度、期次 和土类对 糖分与 蔗茎产量 效应进 行了研究 ，并从生理上对 其增效原 因进行 了探讨。更多还原

【Abstract】 The influence of RE on sugar content and stem yield of sugar cane is studied as regards appling method and stage RE concentration and soil type. The reason for increasing effect of rare earth is discussed from the physiological point of view.更多还原