Obaia,Abdel Wahab Ramadan Abdel Wahab. <br/><br/>
Agricultural machinery selection based on tillage power requirements  [microform]/ 
 إختيار المعدات الزراعية على أساس القدرات اللازمة لعمليات إعداد التربة. 
Abdel Wahab Ramadan Abdel Wahab Obaia. 
 -  1991. 
 - 149,8 Leaves:  ill.;  30 cm. 
<br/><br/>Thesis (M.S.)--Elmansoura University,1991. 
<br/><br/>Includes bibliographical references (leaves 116-123) 
<br/><br/><br/>Microfiche. <br/>Cairo,Egypt: <br/>ASUNET, <br/>3 microfiches:negative. 
<br/><br/><br/>Summary in Arabic. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural machinery.<br/>Tillage.