Makurira, Hodson. <br/><br/>
Water productivity in rainfed agriculture / 
Hodson Makurira. 
 - Leiden :  CRC Press,  2010. 
 - xxvi, 143 p. :  ill. ;  25 cm. 
<br/><br/>References : p. [129]-138. 
<br/><br/><label>ISBN: </label>9780415601207 (pbk.)  RM255.94 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water in agriculture.<br/>Sustainable agriculture.