Alternative farming systems - economic aspects : january 1990 - october 1991
Schneider, Karl
Alternative farming systems - economic aspects : january 1990 - october 1991 /por Karl Schneider - Maryland, EUA : National Agricultural Library, 1991 - 22 p. - Quick bibliography series ; 92-09 . - Quick bibliography series ; 92-09 .
1052-5378
103494
Cultivos--Aspectos económicos.
Sistemas de cultivo.
Alternative farming systems - economic aspects : january 1990 - october 1991 /por Karl Schneider - Maryland, EUA : National Agricultural Library, 1991 - 22 p. - Quick bibliography series ; 92-09 . - Quick bibliography series ; 92-09 .
1052-5378
103494
Cultivos--Aspectos económicos.
Sistemas de cultivo.
