Hughes, Harold D.
Crop production : principles and practices / Harold D. Hughes and Edwin R. Henson. - Rev. ed. - New York : Macmillan, c 1957. - xii, 620 p. : ill. ; 24 cm.
Includes index.
324 324
Field & plantation crops.
633 / H874c
Crop production : principles and practices / Harold D. Hughes and Edwin R. Henson. - Rev. ed. - New York : Macmillan, c 1957. - xii, 620 p. : ill. ; 24 cm.
Includes index.
324 324
Field & plantation crops.
633 / H874c