防风林的现状就农业生产者来说,一提到防风林,就认为是能防止强风,减轻风害,至于它在生产上对改善气候条件所做的贡献就感到茫然不解。笔者在北海道着手研究防风有关问题之前,对防风林的知识也只限于如此。由于开始了研究农业气象曾去有关部门对防风林的防风结构等一些问题作了请教,想作一些 The status quo of windbreaks For agricultural producers, when it comes to windbreaks, they are considered to be able to prevent strong winds and reduce wind damage, leaving no idea as to their contribution to improving climate conditions in production. Before I started to study wind-related issues in Hokkaido, my knowledge of the windbreak was limited to that. As the beginning of the study of agricultural weather had to the relevant departments of windbreaks windbreaks and some other problems have been consulted, want to make some