Issues for the 1990 :  Agriculture informaWashingyon / 
United states departure of Agriculture;Economic Research Service;. 
 - Washington : 
 - v. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trade<br/>Environment<br/>Markets<br/>Technology<br/>Commodity programs<br/>Food and nutrition<br/>Rural economy<br/>Conservation biology