by LaDue, E, Crispell, C
Published in St. Lawrence County agricultural news (USA) (01.06.1993)

by Smith, R.S, Blixt, I, Crispell, C
Published in A E Ext Dep Agric Econ N Y State Coll Agric Contract Coll State Univ Cornell Univ (1975)

by LaDue, E. (Cornell University Agricultural Experiment Station, Cornell University, Ithaca, NY), Crispell, C
Published in Cornell agricultural economics staff paper - Department of Agricultural Economics, Cornell University Agricultural Experiment Station (USA) (01.01.1991)

by Kauffman, J. (Cornell University), Brake, J, Crispell, C, Hutt, G, Knoblauch, W, Milligan, R, Petzen, J, Smith, S, White, A
Published in A.E. Ext. - New York State College of Agriculture and Life Sciences, Cornell University, Department of Agricultural Economics (USA) (1989)