Family farms in a changing economy
1957
McElveen, Jackson V. (Jackson Vahl)
The study reported here is an analysis of changes in number and size of farms as related to technological advances in agriculture and growth of the economy generally.
اظهر المزيد [+] اقل [-]الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
المعلومات البيبليوغرافية
الناشر Agricultural Research Service, U.S. Dept. of Agriculture | Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1957
تم تزويد هذا السجل من قبل National Agricultural Library