Sunflower : production and marketing
Cobia, David W.
Sunflower : production and marketing - Rev. ed. - Fargo : North Dakota Agricultural Experiment Station, 1978 - 73 p. : ilus. - Extension bulletin ;25 . - Extension bulletin ;25 .
22035
Girasol.
Girasol--Aspectos económicos.
Sunflower : production and marketing - Rev. ed. - Fargo : North Dakota Agricultural Experiment Station, 1978 - 73 p. : ilus. - Extension bulletin ;25 . - Extension bulletin ;25 .
22035
Girasol.
Girasol--Aspectos económicos.