Data pertinent to the establishment of minimum wage rates under the Fair labor standards act for employment newly covered by the 1966 amendments in agriculture in Puerto Rico /

"WH67-380."

Radioisotopes in agriculture: animal husbandry, bacteriology, fertilizer uptake, plant physiology, photosynthesis, and entomology : a selected list of references /

Kept up-to-date by supplements.

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

This bibliography contains 151 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. An author index is included.

Information programs affect attitudes toward sewage sludge use in agriculture /

Mode of access: Internet.

Biotechnology in agriculture, 1986-May 1992 : citations from AGRICOLA concerning diseases and other environmental considerations /

"August 1992."

Child labor requirements in agriculture under the Fair Labor Standards Act.

Mode of access: Internet.

Controlling heat stress in agriculture.

Mode of access: Internet.

Program of the ... annual Corn Growers' and Stockmen's Convention and two week courses in agriculture ... .

Mode of access: Internet.

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)."