productivity of clay tailings from phosphate mining

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Productivity of Clay Tailings from Phosphate Mining: III

Phosphatic clay is a waste product from the Florida phosphate mining industry presently totaling 41 000 ha. These clays contain no phytotoxic materials are high in most plant nutrients and 226Ra an

Productivity of Clay Tailings from Phosphate Mining: II

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Productivity of clay tailings from phosphate mining: II

Levels of 226 Ra in the phosphatic clay were 22 pCi/g 80 times higher than levels in an unmined Spodosol however uptake was 3 times higher than in plants. grown on unmined soil. It was concluded that phosphatic clays are a fertile resource that could be used for forage production. Record Number : 19910742700.

Productivity of clay tailings from phosphate mining: I

article osti 6995982 title Productivity of clay tailings from phosphate mining: I. Biomass crops author Mislevy P and Blue W G and Roessler C E abstractNote Phosphate mining in Florida has waste products of phosphatic clay and quartz sand tailings each making up about onethird of the original matrix PO sub 4 ore sand and clay .

Productivity of Clay Tailings from Phosphate Mining: II

Phosphate mining in Florida produces phosphatic clay and quartzsand tailings waste products. Presently there are about 41 000 ha of phosphatic clay slime ponds in Florida. These clays contain no phytotoxic materials are high in most plant nutrients and average about 460 g moisture kg 1.

Productivity of clay tailings from phosphate mining: I

Phosphatic clay is a waste product from the Florida phosphate mining industry presently totaling 41 000 ha. These clays contain no phytotoxic materials are high in most plant nutrients and Ra and average about 460 g moisture per kilogram. A splitplot field experiment was conducted to study forage and grain yield forage quality plant nutrient concentrations changes in soil

Productivity of clay tailings from phosphate mining: I

Phosphate mining in Florida yields waste products of phosphatic clay and quartz sand tailings. Phosphatic clay ponds typically occupy about 50 of the mined sites and normally require 10 to 15 years before 40 to 50 solids are obtained.

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Productivity of clay tailings from phosphate mining: 3. Grain

Phosphate mining in Florida has waste products of phosphatic clay and quartz sand tailings each making up about onethird of the original matrix PO sub 4 ore sand and clay . Phosphatic clay ponds typically occupy about 50 of the mined sites and normally require 10 to 15 yr before 40 to 50 solids are obtained.

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