不同供钾水平对菊芋产量和物质分配规律的影响

来源 :内蒙古民族大学学报:自然科学版 | 被引量 : 0次 | 上传用户:LVBIN0077
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在菊芋(Helianthus tuberosus L.)现蕾期对其进行不同梯度的增施钾肥处理,探讨不同钾肥施用量对菊芋产量和物质分配规律的影响,结果表明,150 kg·hm-2施肥条件下菊芋地上生物量、地下生物量和总生物量最高,其值分别为304.93、185.89以及490.82 g·plant-1;150 kg·hm-2施肥条件下块茎生物量显著高于其他处理(P<0.05),其值为135.90 g·plant-1,37.5 kg·hm
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