Yazar
John Milton Poehlman
7 cilt bulundu.
Cilt sonuçları
Breeding field crops
John Milton Poehlman · AVI Pub. Co.
489 sayfa · 1959
Field crops / Plant-breeding / Breeding / Plant breeding / Cultures de plein champ
A history of field crops, 1870-1967, in the University of Missouri
John Milton Poehlman · College of Agriculture, University of Missouri-Columbia
155 sayfa · 1988
History / University of Missouri--Columbia / University of Missouri--Columbia. College of Agriculture
Resistance of winter barley to Ustilago nuda (Jens.) Rostr
C. K. Cloninger, John Milton Poehlman · Yayınevi bilinmiyor
35 sayfa · 1954
Barley / Disease and pest resistance / Smut diseases