The 1956 Iowa Corn Yield Test
Auteur : Charles D. Hutchcroft, Joseph Lee Robinson
Date de publication : 1957
Éditeur : Agricultural Experiment Station, Agricultural Extension Service, Iowa State College
Nombre de pages : 31
Résumé du livre
"This bulletin reports the results of the 1956 Iowa Corn Yield Test. The purpose of the report is to provide information to help Iowa farmers select hybrids best adapted for the area in which they live. The presentation of these results does not imply approval or endorsement of these hybrids by any of the cooperating agencies conducting this test." -- p. 3