Co-operative research to improve input/output data in cow milk production. 

 - 264 pages :  illustrations ;  24 cm 
 - Documentation in food and agriculture ;  71 .
<br/><br/> Available also in French as: Recherche en coopération pour améliorer les coefficients input/output dans la production laitière bovine. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dairying--Research<br/>Dairying--Production standards
<br/><br/><label>LC Class. No.: </label>SF239  / .O74 1965