The influence of length of wheat heads on resulting cropsA. N. Hume, Manley Champlin, Matthew Fowlds · First published 1919Open the Tome
Root crop culture in South DakotaManley Champlin, George Winright · First published 1918Open the Tome
Sorghums for forage in South DakotaManley Champlin, G. L. Winright · First published 1917Open the Tome
Comparative yields of hay, from several varieties and strains of alfalfa, at Brookings, Highmore, Cottonwood and EurekaA. N. Hume, Manley Champlin · First published 1916Open the Tome
Flax culture in South DakotaA. N. Hume, Manley Champlin, John H. Martin · First published 1916Open the Tome
Experiments with wheat, oats, and barley in South DakotaManley Champlin · First published 1914Open the Tome
