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Fertilizer Recommendations for the Upper Rio Grande, and Trans Pecos.
(Texas Agricultural Extension Service, 1957)
Cotton Fertilizer Tests in the El Paso Area, 1943-51.
(Texas Agricultural Experiment Station, 1953)
Fertilizer Recommendations for the Upper Rio Grande, and Trans Pecos.
(Texas Agricultural Extension Service, 1956)
Fertilizer Recommendations for the Upper Rio Grande, and Trans Pecos.
(Texas Agricultural Extension Service, 1958)