Experiments with commercial nitrogenous fertilizers on apple orchards
Harlan, J.D., Collison, R.C.
Experiments with commercial nitrogenous fertilizers on apple orchards - Geneva 1933 - 1-36 p. - Experiments, Nitrogen, Fertilizers New York State Agricultural Experiment Station. Bulletin No. 623 .
Experiments with commercial nitrogenous fertilizers on apple orchards - Geneva 1933 - 1-36 p. - Experiments, Nitrogen, Fertilizers New York State Agricultural Experiment Station. Bulletin No. 623 .