The leaf types of sugarcane mainly includes two characteristics:leaf area and leaf angle with main stalk.
甘蔗叶型主要包括两个方面：叶片角度和叶面积大小。
The influence to the main stalk pitch number, the leaf area were also obvious, but not obvious on weight per leaf area.
播期处理对主茎节数、叶面积影响也较大，但对比叶重影响不明显。
The NAA treatment increased adzuki bean's plant high, the leaf area and the branching number, it reduced the main stalk pitch number slightly, its influence to the stem thick was not obvious too.
萘乙酸增加了红小豆的株高、叶面积和分枝数，略微降低了主茎节数，对茎粗的影响效果不明显。
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