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一、引言自从1955年下半年,我国农业合作化高潮以来,社会主义建設事業,都以突破常規的惊人速度急速前进,随着农林文化等事业的迅速發展,綠化建設工作已显得格外重要,各地的园林机構都已随着客观形势的發展与要求,开始展开規模宏偉的計划性綠化工作,就笔者近数年来与各地园林机关的接触,並根据实地观察,在目前綠化建設工作中,尚存在一些重要問題有待解决,首先是庭园树种貧乏,这种現象愈在北方,愈显得突出,其次树苗
I. INTRODUCTION Since the climax of China’s agricultural cooperation in the second half of 1955, the cause of socialist construction has been rapidly moving forward at an alarming rate of breaking through conventional standards. With the rapid development of such fields as agriculture and forestry, green building has become especially important. Of the garden institutions have started to carry out the grand plan of afforestation with the development and requirements of the objective situation. In the light of the author’s contacts with the garden authorities over the past few years and based on field observations, in the current afforestation construction work, Some important issues to be solved, the first is the lack of species in the garden, the more this phenomenon in the north, the more prominent, and secondly saplings