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一九七二年三月我们在市山公社官庄生产队南丰蜜桔园试验喷布千分之二锌、硼混合液,对恢复和增强树势、提高产量具有良好的效果,在我县部分低产园改造上有一定的推广价值,现将结果总结如下。试验园地基本情况该队桔园面积十六亩,现有结果大树五百二十余株。自一九六二年遭受大水灾后,部分桔树连年大量落叶枯梢,江河边冲积地带的桔
In March 1972, we sprayed a mixture of zinc and boron in an amount of one-thousandth of a part in the Nanfeng Orange Garden of Guanzhuang Production Team of the Shushan Commune in order to restore and enhance the tree vigor and increase the yield. Transformation of some low-yielding areas of the county has a certain promotion value, the results are summarized below. The basic situation of the test garden The team Orange Park area of 16 acres, the existing results of more than 520 trees. After suffering major floods in 1962, part of the orange trees have been decimated for many years, and oranges in the alluvial areas along the river