1 材料与方法
1.1 材料
1.2 方法
1.3 数据处理
2 结果与分析
2.1 不同甘蔗品系蔗茎穿刺力分析
图1 自然品系甘蔗茎秆穿刺力分析A:穿刺力变异范围;B:穿刺力频率统计分布;C:不同试验小区间甘蔗茎秆穿刺力相关性分析。***表示极显著相关(P<0.001)。 Fig. 1 Determination of puncture force in sugarcane varieties A: Variation of puncture force; B: Frequency statistical distribution of puncture force; C: Correlation analysis of the puncture force in different test blocks. *** indicate extremely significant correlation (P<0.001). |
2.2 不同甘蔗品系蔗茎折断力分析
图2 自然品系甘蔗茎秆折断力分析A:折断力变异范围;B:折断力频率统计分布;C:不同试验小区间甘蔗茎秆折断力相关性分析。***表示极显著相关(P<0.001)。 Fig. 2 Determination of stalk breaking force of 117 different sugarcane varieties A: Variation of breaking force; B: Frequency statistical distribution of breaking force; C: Correlation analysis of breaking force of sugarcane varieties between different test plots. *** indicate extremely significant correlation (P<0.001). |
2.3 穿刺力与折断力相关性分析
2.4 甘蔗机械强度形成因素分析
图4 甘蔗茎秆不同节间组织穿刺力、细胞壁成分分析A:蔗茎不同节间穿刺力(各节间n=21);B:不同节间茎髓穿刺力(各节间n=21);C:不同节间茎皮组织细胞壁成分;D:细胞壁成分与蔗茎穿刺力相关性。*、**和***分别代表统计学显著性检验达P<0.05、P<0.01、P<0.001水平。 Fig. 4 Analysis of puncture force and cell wall composition in different internodes of sugarcane A: Puncture force determination in different internodes (for each internode, n=21); B: Puncture force determination in pitch tissues of different internodes (for each internode, n=21); C: Cell wall component content in pitch tissues of different internodes; D: Correlation analysis between puncture force and cell wall component. *, ** and *** indicate statistical analysis significance at P<0.05, P<0.01 and P<0.001 levels, respectively. |
