共 50 条
- [31] EARLY USES OF ELECTRICITY IN AMERICAN-AGRICULTURE [J]. TECHNOLOGY AND CULTURE, 1962, 3 (02) : 142 - 160
- [32] RESOURCES NEEDED IN AMERICAN-AGRICULTURE - DISCUSSION [J]. JOURNAL OF FARM ECONOMICS, 1957, 39 (05): : 1086 - 1089
- [33] THE POVERTY PROBLEM IN AMERICAN-AGRICULTURE - DISCUSSION [J]. JOURNAL OF FARM ECONOMICS, 1964, 46 (02): : 436 - 439
- [34] USING GRAIN AS A WEAPON - A THREAT TO AMERICAN-AGRICULTURE [J]. CEREAL FOODS WORLD, 1981, 26 (06) : 272 - 272
- [35] PROBLEMS AND POLICIES OF AMERICAN-AGRICULTURE - HEADY,EO [J]. JOURNAL OF FARM ECONOMICS, 1960, 42 (02): : 503 - 507
- [37] 2 CENTURIES OF AMERICAN-AGRICULTURE - WISER,V [J]. MID-AMERICA-AN HISTORICAL REVIEW, 1978, 60 (01): : 60 - 61
- [38] SURPLUS - THE RIDDLE OF AMERICAN-AGRICULTURE - BIRD,AR [J]. RURAL SOCIOLOGY, 1962, 27 (04) : 493 - 494
- [39] SURPLUS ... THE RIDDLE OF AMERICAN-AGRICULTURE - BIRD,AR [J]. JOURNAL OF FARM ECONOMICS, 1962, 44 (03): : 912 - 914
- [40] THE POLITICAL-ECONOMY OF CREDIT IN AMERICAN-AGRICULTURE [J]. RURAL SOCIOLOGY, 1986, 51 (04) : 449 - 470