海量图书期刊资源，随时随地畅享阅读乐趣
Estimating millet production for famine early warning: an application of crop simulation modelling using satellite and ground-based data in Burkina FasoP.K. Thornton; W.T. Bowen; A.C. Ravelo; P.W. Wilkens; G. Farmer; J. Brock; J.E. Brink · 1997