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１ 试验园地基本情况试验点在江西省双金园艺场，供试面积为０．２ｈｍ２，供试品种为青柰，株行距４ｍ×５ｍ；土壤为第四纪红壤，肥力中等。砧木为毛桃，树龄４年生，长势一般。２ 几种保花保果剂的效果比较２－１ 试验方法各处理单株区组，３次重复，随机排列。用背负式
1 The basic conditions of the experimental site The test site was located in Shuangjin Horticultural Field in Jiangxi Province. The test area was 0.2hm2. The tested cultivars were barley. The row spacing was 4m × 5m. The soil was Quaternary red soil with medium fertility. Rootstock peaches, 4 years old, growing general. 2 several kinds of flower and fruit preservatives compared the efficacy of 2-1 test methods Each treatment plant group, 3 times repeated random arrangement. With a knapsack