Forestry & Environmental Resources - 1975

Nielsen, L. A., & Reynolds, J. B. (1975). Freshwater shrimp: natural food for pond fishes. Farm Pond Harvest, 9(2), 8–924.

Sanchez, P. A., & Buol, S. W. (1975). Soils of the tropics and the world food crisis. Science, 188(4188), 598. https://doi.org/10.1126/science.188.4188.598