论文部分内容阅读
喷灌是发展节水灌溉农业的重要技术措施 ,在我国干旱地区已得到大面积的推广 ,在农业的持续稳定增产中发挥了重要的作用。但要更好地发挥田间喷灌系统的优势 ,还必须在正确使用和维护方面注意以下一些问题。( 1)使用前应检查喷头竖管是否垂直 ,支架是否稳固。竖管不垂直会影响
Sprinkling irrigation is an important technical measure to develop water-saving irrigation agriculture. It has been widely popularized in arid areas of our country and has played an important role in the sustained and steady increase of agriculture. However, in order to make better use of the advantages of the field sprinkler system, the following problems must also be observed in the proper use and maintenance. (1) before use should check the nozzle riser is vertical, the bracket is solid. Standpipe does not affect perpendicularly