陕西关中地区冬季促成栽培牡丹品种筛选

以陕西关中地区引进的10个四五年生牡丹品种和8个二三年生牡丹品种为试材,采用自定的筛选指标评价标准与方法,研究了冬季促成栽培过程中所选品种的物候期、生长指标和开花质量,以期筛选出适宜当地反季节催花的牡丹品种。结果表明:四五年生牡丹品种中‘洛阳红’‘锦袍红’得分最高,分别为0.655和0.640;‘富贵满堂’‘鲁菏红’‘卷叶红’得分中等,分别为0.600、0.625、0.625;‘霓虹幻彩’得分较低,为0.510;‘墨润绝伦’‘银红巧对’‘日暮’‘绿幕’得分最低,分别为0.350、0.280、0.220、0.175。二三年生牡丹品种中‘彤云’得分最高,为0.610;‘雪映桃花’‘玉楼春’得分中等,分别为0.535、0.520;‘翔天’‘唇红’得分较低,均为0.475;‘彩绘’‘雨后风光’‘岛锦’得分最低,分别为0.340、0.195、0.390。筛选结果表明,‘洛阳红’‘锦袍红’‘彤云’是陕西关中地区最适宜冬季促成栽培的牡丹品种;‘富贵满堂’‘鲁菏红’‘卷叶红’‘雪映桃花’‘玉楼春’为较适宜品种;‘霓虹幻彩’‘翔天’‘唇红’较不适宜在当地促成栽培;‘墨润绝伦’‘银红巧对’‘日暮’‘绿幕’‘彩绘’‘雨后风光’‘岛锦’最不适宜。

Selection of Suitable Tree Peony Varieties for Winter Forcing Cultivation in Guanzhong Area of Shaanxi Province

Ten 4-5 years old and eight 2-3 years old tree peony varieties introduced in the Guanzhong area of Shaanxi were used as materials.In order to screen out suitable varieties for winter forcing cultivation in local area,the phenological period,flowering quality and growth index of the selected varieties were used for statistical and analysis according to the evaluation standards and methods.The results showed that in 4-5 years old varieties,the scores of‘Luoyang Hong’‘Jinpao Hong’were respectively 0.655 and 0.640;the scores of‘Fugui Mantang’‘Luhe Hong’‘Juanye Hong’were respectively 0.600,0.625 and 0.625;the score of‘Nihong Huancai’was 0.510;‘Morun Juelun’‘Yinhong Qiaodui’‘Ri Mu’‘Lyu Mu’had the lowest scores,they were 0.350,0.280,0.220,0.175.The 2-3 years old tree peony varieties‘Tong Yun’had the score 0.610;the scores of‘Xueying Taohua’and‘Yu Lou Chun’were respectively 0.535 and 0.520;‘Xiang Tian’and‘Chun Hong’had no obvious advantages,the scores of them were both 0.475;‘Cai Hui’‘Yuhou Fengguang’‘Dao Jin’had the lowest scores,they were 0.340,0.195 and 0.390.Comprehensive external performance and scores,‘Luoyang Hong’‘Jinpao Hong’‘Tong Yun’were the most suitable tree peony varieties for forcing cultivation in winter in Guanzhong area,Shaanxi;‘Fugui Mantang’‘Luhe Hong’‘Juanye Hong’‘Xueying Taohua’‘Yu Lou Chun’were more suitable varieties for local cultivation;‘Nihong Huancai’‘Xiang Tian’‘Chun Hong’were less suitable varieties;and‘Morun Juelun’‘Yinhong Qiaodui’‘Ri Mu’‘Lyu Mu’‘Cai Hui’‘Yuhou Fengguang’‘Dao Jin’were the most unsuitable varieties.