基于主成分和隶属函数分析的不同果色番茄品种引种初步评价

Preliminary evaluation of different fruit color tomato varieties introduction based on principal component and membership function analysis methods

  • 摘要: 为了筛选出适合宁夏地区栽培的优质、高产、抗病的不同果色番茄品种,促进观光农业发展,引进7个优良品种,在银川市永宁县露地栽培条件下对其植株性状、果实品质、抗病性、商品性和产量等28个指标进行比较,并基于主成分和隶属函数分析法对7个品种进行综合评价. 试验结果表明,不同品种可溶性固形物含量之间存在极显著性差异,其中黄樱桃最高(9.94 %),黄香蕉最低(6.74 %);不同品种果实硬度之间存在显著性差异,其中绿皮球最高(2.56 kg/cm2),黄虎皮最低(1.28 kg/cm2);商品果率最高的是小紫彩、黄樱桃和绿香蕉,最低的是紫珍珠;抗病性最强的是黄樱桃,最弱的是绿皮球;产量之间存在显著性差异,其中绿皮球产量最高(87.73 t/hm2),黄樱桃产量最低(39.87 t/hm2). 综合评价排序依次为绿皮球>黄虎皮>绿香蕉>小紫彩>黄香蕉>紫珍珠>黄樱桃.

     

    Abstract: In order to screen out high-quality, high-yield, disease-resistant tomato varieties with different fruit colors suitable for cultivation in Ningxia, and to promote the development of sightseeing agriculture, 7 excellent varieties were introduced, and their plant traits, fruit quality and resistance were cultivated in the open field in Yongning County, Yinchuan City. Twenty-eight indicators such as disease, commodity and yield were compared, and 7 varieties were comprehensively evaluated based on the principal component and membership function analysis method. The test results showed that there were extremely significant differences in the soluble solid content of different varieties, among which ‘Yellow Cherry’ was the highest (9.94%), and ‘Yellow Banana’ was the lowest (6.74%). There were significant differences in fruit hardness between different varieties, of which ‘Green Ball’ was the highest (2.56 kg/cm2), ‘Yellow Tiger Skin’ was the lowest (1.28 kg/cm2). The varieties with the highest commodity fruit-rate were ‘Little Purple’, ‘Yellow Cherry’ and ‘Green Banana’, the lowest was ‘Purple Pearl’. The variety with strongest disease resistance was ‘Yellow Cherry’, the weakest is ‘Green Ball’. There were significant differences in yields, with the highest yield of ‘Green Ball’ (87.73 t/hm2) and the lowest yield of ‘Yellow Cherry’ (39.87 t/hm2). The order of the comprehensive evaluation was: ‘Green Ball’>‘Yellow Tiger Skin’> ‘Green Banana’> ‘Little Purple’> ‘Yellow Banana’>‘Purple Pearl’> ‘Yellow Cherry’.

     

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