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山东省林学会果树学组在今年3月18—21日召开了一次全省性的小型学术讨论会,专题研究了以苹果为主的各种果树大小年的防止问题。这次会议主要目的是:一、对近几年来科学研究单位和生产部门,就克服果树大小年问题所采取的技术措施和试验结果进行鉴定,将切实可行,行之有效的技术措施提出,建议有关单位试用推广;二、尚待肯定的的技术措施,将作为今后科学研究的内容。从代表们发言的内容来看,大体可归纳为:果树大小年的概念;导致果树大小年的原因;克服果树大小年的方法和今后解决果树大小年问题的研究途径等几方面的问题。
On April 18-21, this year, Shandong Academy of Forestry fruit tree group held a small province-wide academic symposium to study the prevention of the size of various fruit trees based on apple. The main objectives of this meeting are as follows: 1. To appraise the technical measures and test results taken by scientific research units and production departments in overcoming the size year of fruit trees in recent years, put forward feasible suggestions and effective technical measures Relevant units try to promote; Second, the technical measures yet to be affirmed, will serve as the content of future scientific research. According to the contents of the speeches made by the deputies, the generalities can be summed up as follows: the concept of the annual size of fruit trees; the reasons leading to the annual size of the fruit trees; the methods of overcoming the year of fruit trees and the research methods of solving the year of fruit trees in the future.