Yazar
harald r jensen
3 cilt bulundu.
Cilt sonuçları
Economic well-being of farms
Harald R. Jensen · United States Department of Agriculture, Economics and Statistics Service
42 sayfa · 1981
Family farms
Adjustment alternatives in south central Minnesota farming
Harald R. Jensen · University of Minnesota
41 sayfa · 1963
Agriculture / Economic aspects of Agriculture / Economic aspects
Costs, returns and capital requirements for soil-conserving farming on rented farms in western Iowa
Harald R. Jensen, Earl Orel Heady, Ross V. Baumann · Agricultural Experiment Station, Iowa State College
287 sayfa · 1955
Soil conservation / Economic aspects / Farm tenancy