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由省林科所主办的“省林业土壤化验分析学习班”,于4月15—28日在新民举行。来自省直各专业所,十个市、地和两个县林科所的18名同志,先后学习了土壤化验的基本知识;土样的采集与处理;全量与速效N、P、K,PH值和有机质等分析测定方法,以及上述化验分析所使用的主要仪器的性能、安装和维修保养知识等。由于采取了课堂讲授与实际操作相结合的学习方法,达到了普及和统一化验分析方法的目的,为林业科技战线培养了一批初级土壤化验人
Organized by the Provincial Forestry Branch of “provincial forestry soil test analysis class”, held in Xinmin April 15-28. 18 comrades from provincial and municipal professional institutes, ten municipalities, and two county forestry institutes successively learned the basic knowledge of soil testing; the collection and treatment of soil samples; the total and quick-acting N, P, K, PH Value and organic matter and other analytical methods, as well as the above laboratory analysis of the performance of the main equipment, installation and maintenance knowledge. As a result of taking class lectures and practical operation of a combination of learning methods, to achieve universal and unified laboratory analysis method for the purpose of training forestry science and technology front of a group of primary soil laboratory