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Identifying and Correcting Iron Deficiency in Field Crops.
(Texas Agricultural Extension Service, 1967)
Identifying and Correcting Iron Deficiency in Field Crops.
(Texas Agricultural Extension Service, 1969)
Crop Fertilization on East Texas Soils.
(Texas Agricultural Extension Service, 1968)
Zinc Deficiency and Fertilization.
(Texas Agricultural Extension Service, 1969)
Crop Fertilization on East Texas Soils.
(Texas Agricultural Extension Service, 1971)