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- Gustafson, A.F.
- Agronomy journal 1924 v.16 no.3 pp. 155-164
- animal manures; Phleum pratense; hay; crop yield; fertilizer application; mineral fertilizers; cost benefit analysis; farm income; New York; United States
- Hackleman, J.C.
- Agronomy journal 1924 v.16 no.3 pp. 228-236
- Glycine max; hay; crop yield; limestone; soil types; soybeans; forage evaluation; fertilizer requirements; United States
- ... Summarizing, therefore, it would seem conservative to draw the following conclusions: First, that the acreage of soybeans will and should increase; second, that the most profitable outlet for the production will be as a seed crop and as a home-grown nitrogenous feed, substituting for the high-priced commercial concentrates; third, that applications of limestone to the soil must be recognized as es ...