References
- Soldati A., Keller E. R. (1985) Soybeans adapted to colder regions. World Soybean Research Conference III: Proceedings. 1985, R. Shibles. Westview Press, Boulder, CO, 460–467
- Levitt J. Chilling, Freezing, and High Temperature Stresses. Responses of Plants to Environmental Stresses. Academic Press, New York 1980; Vol. 1
- Koukkari W. L., Soulen T. K. Circadian time structure of flowering plants. Neoplasms—Comparative Pathology of Growth in Animals, Plants and Man, H. E. Kaiser. Williams & Wilkins, Baltimore 1981; 175–184
- Kerr P. S., Thomas W. R., Huber S. C. Endogenous rhythms in photosynthesis, sucrose phosphate synthase activity, and stomatal resistance in leaves of soybean (Glycine max [L.] Merr.). Plant Physiol 1985; 77: 275–280
- Lecoq C. J., Koukkari W. L., Brenner M. L. Rhythmic changes in abscisic acid (ABA) content of soybean leaves. Plant Physiol 1983; 72: 52
- King A. I., Reid M. S., Patterson B. D. Diurnal changes in the sensitivity of seedlings. Plant Physiol 1982; 70: 211–214
- Schwemmle B. Thermoperiodic effects and circadian rhythms in flowering of plants. Cold Spring Harbor Symposia on Quantitative Biology (Biological Clocks). Cold Spring Harbor, LI New York 1960; Vol. 25: 239–243
- Wilson J. M. Interaction of chilling and water stress. Crop Reaction to Water and Temperature Stresses in Humid, Temperate Climates, C. D. Raper, P. J. Kramer. Westview Press, Boulder, CO 1983; 133–147
- Hoagland D. R., Arnon D. I. The water culture method for growing plants without soil. Agricultural Experiment Station, Berkeley, California, Circular 1938, No. 347
- Koukkari W. L., Johnson M. A., Gilson C. L., Warde S. B., Kennedy B. W. Versatility of a cotyledon chlorophyll assay in measuring the effects of injury. Chronobiologia 1984; 11: 149–153
- Snedecor G. W., Cochran W. G. Statistical Methods Applied to Experimenting in Agriculture and Biology. The Iowa State College Press, Ames, Iowa 1967
- Koukkari W. L., Duke S. H., Halberg F., Lee J-K. Circadian rhythmic leaf movements: Student exercise in chronobiology. Chronobiologia 1974; 1: 281–302
- Leopold A. C. Senescence in plant development. Science 1961; 134: 1727–1732
- Couderchet M. Daily changes in the sensitivity of soybean seedlings to cold temperature. 1986, M.S. Thesis University of Minnesota, August
- Koukkari W. L., Johnson M. A. Oscillation of leaves of Abutilon the ophrasti (velvetleaf) and their sensitivity to bentazon in relation to low and high humidity. Physiol Plant 1979; 47: 158–162
- Tate J. L. Plasma membrane adenosine triphosphatase activity and adenylate energy charge of. Phaseolus vulgaris. University of Minnesota, June 1985
- Couderchet M., Koukkari W. L. Cold sensitivity oscillations of young soybean plants. Chronobiologia 1985; 12: 239
- Wright S. T. C., Hiron R. W. P. The accumulation of abscisic acid in plants during wilting and other stress conditions. Plant Growth Substances, D. J. Car. Springer, Berlin 1970; 291–298
- Koukkari W. L., Warde S. B. Rhythms and their relations to hormones. Encyclopedia of Plant Physiology, R. P. Pharis, D. M. Reid. New Series, Springer, Berlin 1985; Vol. II: 37–78