摘要
对在大田或试验田中取得的产量与耗水量资料，进行经济分析，求得张掖市不同区域的产量和耗水量关系，提出了利用这一关系确定经济灌溉定额的方法，从而为本市的经济用水，计划用水提供了依据。
On the analysis of yield and water consumption data derived in the fields,the relationship between water consumption and yields in different areas of Zhangyie City is studied and used in the determination of economical irrigation volume.The paper offers a theoretical basis for the local economical water consumption.
出处
《灌溉排水》
CSCD
1998年第1期41-43,共3页
Irrigation and Drainage
关键词
农作物
经济灌溉定额
节水灌溉
Crops,irrigation fixed volume,water saving irrigation
