Howard, Albert,  Sir,  1873-1947. <br/><br/>
An Agricultural testament / 
by Sir Albert Howard. 
 - New York :  Oxford University Press,  1943. 
 - xv, 253 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Waste products.<br/>Fertilizers.<br/>Humus.