辣椒若干性状的相关及通径分析

来源 :西北农林科技大学学报(自然科学版) | 被引量 : 0次 | 上传用户:my561
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对辣椒的13个杂种一代及其16个亲本的总产量等16个性状进行分析,结果表明,辣椒的总产量与早期产量及果实胎座宽度呈显著正相关,与干物质含量呈显著负相关;单果重与胎座宽度及果肉厚度呈显著正相关,与单株果数呈显著负相关。株高与播种至花期天数,始花节位与播种至花期天数及维生素C含量与果实长度之间也呈显著正相关;单株果数对总产量的直接影响最大,果实胎座宽度及早期产量也对总产量有明显的直接影响,而其它性状则仅对总产量产生有限的直接影响。 The results showed that there was a significant positive correlation between the total yield of pepper and the early yield and the width of the fruit placenta, and negatively correlated with the dry matter content of 13 hybrids of pepper and its 16 parents. There was a significant positive correlation between the weight of fruit and the width of the placenta and the thickness of the flesh. There was a significant negative correlation between the fruit weight and the fruit number. There was also a significant positive correlation between plant height and days from sowing to flowering, days from planting to planting and the days from sowing to flowering and the length of fruit. The fruit number per plant had the most direct impact on the total yield. The fruit width and early Yield also has a clear direct impact on total output, while other traits have only a limited direct impact on total output.
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