15份淮山种质资源在泉州地区的适应性评价

    Adaptability Evaluation of 15 Germplasm Resources of Chinese Yam in Quanzhou Area

    • 摘要: 为了筛选出在泉州地区适应性好、外形美观、品质好的良种材料,从各地收集了15份淮山种质资源,以当地主栽品种寸金薯为对照,从产量、抗病性、褐变程度、熟食品质等方面进行综合比较分析。结果表明:15份淮山种质资源中高产资源(大于42000 kg· hm-2)9份,高抗炭疽病资源5份,不易褐变资源12份,口感佳资源5份。综合参试资源各评价指标,泉淮1816、泉淮1518、泉淮1801、GO533在泉州地区表现突出,产量分别为43990.74、93750.00、54425.93、42287.04 kg·hm-2,口感佳,其中泉淮1816微香清甜,口感松散,略带沙性;泉淮1518微香清甜,口感略带沙性;泉淮1801微香清甜、口感细腻;GO533较为香甜,口感似板栗,略带沙性;4份资源均抗炭疽病且不易褐变,可作为主要品种在泉州大面积推广种植。

       

      Abstract: In order to screen out the improved varieties with good adaptability, beautiful appearance and good quality in Quanzhou area, fifteen germplasm resources of Chinese yam were collected from various places. Then, by taking the local main cultivar Cunjinshu as the control group, the yield, disease resistance, browning degree and cooked quality of them were compared and analyzed. The results showed that: among the 15 germplasm resources of Chinese yam, 9 resources were high-yielding (more than 42000 kg·hm-2), 5 resources were highly resistant to anthracnose, 12 resources were not prone to browning, and 5 resources had good taste. Based on the evaluation indexes of the tested resources, Quanhuai 1816, Quanhuai 1518, Quanhuai 1801 and GO533 showed outstanding performance in Quanzhou area, with the yields of 43990.74, 93750.00, 54425.93 and 42287.04 kg·hm-2, respectively, and good taste. Among them, Quanhuai 1816 was slightly fragrant and sweet, with loose taste and slightly sandiness; Quanhuai 1518 was slightly fragrant and sweet, with slightly sandy taste; Quanhuai 1801 was slightly fragrant and sweet, with delicate taste; GO533 was relatively sweet, with chestnut-like taste and slightly sandiness. The four resources were resistant to anthracnose and were not prone to browning, which could be widely planted in Quanzhou as the main varieties.

       

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