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花椒是平顺县主要木本油料树种之一,也是当地山区农民经济收入的一项重要来源。党的十一届三中全会之后,广大群众发展花椒生产的积极性空前高涨。但由于1984年冬季受异常气候的影响,使主产区的花椒树遭受了不同程度的冻害,严重的造成整株死亡,直接影响了花椒生产的发展。为了查明其受害原因,找出直接和间接的因素,以针对性地采取防治措施,促进花椒生产的发展,我们对花椒树的冻害情况进行了全面调查。现将调查情况报告如下:
Zanthoxylum bungeanum is one of the major woody fuel tree species in Pingshun County and is also an important source of income for farmers in the local mountainous areas. After the Third Plenary Session of the Eleventh CPC Central Committee, the enthusiasm for the masses in developing pepper production has been unprecedented. However, due to the abnormal climate in winter of 1984, the pepper tree in the main producing areas suffered different levels of frost damage and caused serious death of the whole plant, which directly affected the development of pepper production. In order to find out the causes of the damage, to find the direct and indirect factors to take targeted control measures to promote the development of pepper production, we conducted a comprehensive investigation of the pepper tree freezing damage. The investigation report is as follows: