该文刊登在《美国农业工程师协会学报》第32卷第1期(1989年)第147～154页上。文章的作者是T·A·豪厄尔、K·S·科普兰、A·D·施奈德和D·A·杜赛克。文章共分五部分:(1)引言:(2)参考文献简介;(3)方法;(4)结果与讨论;(5)结语和结论,在美国南部大草原喷灌的玉米产量往往受灌溉水量的限制。1987年进行了一次田间试验确定了喷灌玉米的 This article is published in Proceedings of the American Society of Agricultural Engineers, Vol. 32, No. 1 (1989) pp. 147-154. The authors of the article are TJ Howell, KS Copeland, A. Schneider and D.A. Dussek. The article is divided into five parts: (1) Introduction: (2) Brief introduction to the reference; (3) Method; (4) Results and discussion; (5) Conclusion and conclusion: The yield of corn sprinkled in the prairie of the southern United States is often affected by the amount of irrigation water limits. A field experiment was conducted in 1987 to determine the effect of sprinkling corn