Source assessment : chemical and fertilizer mineral industry : state of the art /

Mode of access: Internet.

Cadmium additions to agricultural lands via commercial phosphate fertilizers : a preliminary assessment.

Issued Sept. 1978.

Land availability, crop production, and fertilizer requirements in the United States /

Prepared for U. S. Environmental Protection Agency. Office of Solid Waste Management Programs.

Uptake of soluble phosphate by activated sludge /

"Supported by Federal Water Pollution Control Administration ... research fellowship F1-WP-21, 616, and Ford Foundation."

Radioisotopes in agriculture : animal husbandry, fertilizer uptake, plant physiology, photosynthesis, and entomology : a selected bibliography /

This annotated bibliography contains 148 selected references on the uses of radioactive and stable isotopes in animal husbandry and in studies of fertilizer uptake by plants, plant physiology, photosynthesis, and entomology. These references were selected from scientific journals published during the period 1957-1958. Subject and author indexes and a list of the periodicals from which the references were selected are included.

Radioisotopes in agriculture : analytical procedures, animal husbandry, entomology, fertilizer uptake, general studies, photosynthesis, plant genetics, and plant physiology : a selected bibliography /

"TID-3078(Suppl. 1). Biology and Medicine, TID-4500 (31st edition)."

Federal and Indian lands coal, phosphate, potash, sodium, and other mineral production, royalty income, and related statistics.

Fiscal year coverage, 1971-1975; calendar year coverage, 1976-1980.

Sulfur and its importance in food production, conclusions and recommendations of the Special Subcommittee on Fertilizer and Farm Machinery of the Committee on Agriculture, House of Representatives, based on hearings before the subcommittee February 20-23, 1951.

Mode of access: Internet.

Uranium extractants : preparation and use in phosphate system /

"Date Declassified:October 27, 1955."

Leached zone : phosphate recovery /

"U.S. AEC Contract AT(49-1)-545."

Uranium recovery : wet process liquors from phosphate rock /

"Date Declassified: October 27, 1955."

Annual fertilizer circular /

Title from cover.

Fertilizer experiments /

Cover title.

Fertilizer tests on grapes /

"New series" vol. II, no. 12.

Manual on fertilizer manufacture, prepared for the instruction of candidates chosen for training in supervisory positions in fertilizer plants, and for the not too well technically trained who want to know more about fertilizer manufacturing procedures.

Mode of access: Internet.