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一 前言 自从我所1977年起布置提前开割试验并把某些阶段性的试验结果陆续在《云南热作科技》上报道以后,在生产上引起了广泛的重视,有些场、队以我们的试验为依据,大面积提前开割;有些场、站则比较慎重,布置一些试验,如德宏和西双版纳的一些场、站,近年来都在搞试验。我们认为,提前开割,不管试验结果如何,毕竟还处于试验阶
A foreword Since 1977, we set the early opening cut test and some of the preliminary test results reported in the “Yunnan hot work technology”, the production has aroused widespread attention, and some field team to our Experiments are based on a large area in advance to cut open; some fields, the station is more cautious, the layout of some experiments, such as Dehong and Xishuangbanna some fields, stations, in recent years are engaged in experiments. In our opinion, cutting ahead of time, no matter what the test results, is still at the experimental stage