海量图书期刊资源，随时随地畅享阅读乐趣
Air velocity requirement for winnowing operationsM.M. Kashayap; A.C. Pandya · 1966
Studies on distribution pattern of agricultural sprayersM.M. Kashayap; A.C. Pandya · 1965
A qualitative theoretical approach to the problem of winnowingM.M. Kashayap; A.C. Pandya · 1965