| #131 | Almbauer. -- München : BLV, 1953-. -- ISSN 0002-6298 |
| #132 | AMA. Agricultural mechanization in Asia, Africa and Latin America. -- Tokyo : Farm Machinery Industrial Research, 1971-. -- ISSN 0084-5841 |
| #133 | Amber waves : The economics of food, farming, natural resources, and rural America. -- Washington : Economic Research Service, 2003-. -- ISSN 1545-8741 print. -- ISSN 1545-875X online |
| #134 | American bee journal. -- Hamilton : Dadant & Sons, 1861-. -- ISSN 0002-7626 |
| #135 | American egg and poultry review. -- New York, 1940- |
| #136 | American forests. -- Washington : American Forestry Association, 1931-. -- ISSN 0002-8541 |
| #137 | American fruit grower. -- Willoughby : Meister Pub., 1889-. -- ISSN 0002-8568 |
| #138 | American journal of agricultural economics. -- St. Paul : American Agricultural Economics Association, 1968-. -- ISSN 0002-9092 print. -- ISSN 1467-8276 online |
| #139 | American journal of alternative agriculture. -- Wallingford : CABI Publishing, 1986-2003. -- ISSN 0889-1893 print. -- ISSN 1478-5498 online |
| #140 | American journal of potato research : An official publication of the potato association of America. -- Orono : Potato Association of America, 1997-. -- ISSN 1099-209X print. -- ISSN 1874-9380 online |