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Soil Fertility Removed in Some Crops.
(Texas Agricultural Extension Service, 19XX)
Soil Fertility Removed in Some Crops.
(Texas Agricultural Extension Service, 19XX)
Soil Reaction Preference…of some Plants.
(Texas Agricultural Extension Service, 19XX)
Soil Reaction Preference of some Plants.
(Texas Agricultural Extension Service, 19XX)
Soil Fertility Removed in Some Crops.
(Texas Agricultural Extension Service, 19XX)
What Does Your Soil Need?
(Texas Agricultural Extension Service, 1956)
The Use of Soil Tests.
(Texas Agricultural Extension Service, 1948)