Potential effects of irrigation practices on crop yields in Grand Valley /

Mode of access: Internet.

Weekly news letter to crop correspondents.

First two numbers were mimeographed.

Crop reporter.

Crop reporter.

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.

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

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

Sulfuric acid rain effects on crop yield and foliar injury /

Mode of access: Internet.

Biofuels impact on crop and food prices : using an interactive spreadsheet /

Mode of access: Internet.

Wood as a crop in Illinois.

Issued originally as Forestry circular no. 4.

High-extraction coal mining in Illinois : effects on crop production, 1985-1987 /

"IMSRP-IV."

Journal of economic entomology.

Editor: Feb. 1908- E.P. Felt.

Art and life and Seed, soil, tillage and crop,

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)."

The chemistry of crop production,

Mode of access: Internet.