四川省大部分棉田分布在丘陵地带和沿河的冲积平原。群众从长期生产实践中,創造出多种多样的复种輸作和間种套作方式。从一九五九年起,重点产棉区已开始采用粮棉寬廂套作的方式。我們在总結群众經驗的基础上,設計出几种粮棉寬廂套作方式,自一九六一年起分别在(土曹)地和坡地进行試驗。茲将一九六一到一九六二两年在四川簡阳进行 Most of the cotton fields in Sichuan are located in the alluvial plain along the hilly areas and along the river. From the long-term production practice, the masses have created a wide variety of multi-cropping and intercropping methods. From 1959 onwards, the key cotton-producing areas have started to adopt the method of widening grain and cotton width. On the basis of summing up the experience of the masses, we have designed several kinds of grain-and-cotton boxing practices. Since 1961, we have experimentally carried out on soils and slopes respectively. It will be held in Jianyang, Jianyang, from 1961 to 1962