Patterns of stem water potential in field grown potatoes using stem psychrometers

Potato Research

Volumn 40, Issue 1, 1997, Pages 35-46

  Coffey, W L P ^a   Gordon, R J ^b   Dixon, M A ^a  

^a UNIVERSITY OF GUELPH   (Canada)

^b Nova Scotia Dept Agric and Mktg   (Canada)

Author keywords

In situ; Solanum tuberosum L.

Indexed keywords

SOLANUM TUBEROSUM; TUBEROSUM;

EID: 0030866427     PISSN: 00143065     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02407560     Document Type: Article

References (24)

1. Blum, A., 1985. Breeding crop varieties for stress environments. Plant Sciences 2: 199-238.
2. Brown, K.W., W.R. Jordan & J.C. Thomas, 1976. Water stress induced alteration in the stomatal response to leaf water potential. Physiologia Plantarum 37: 1-5.
3. Burquez, A., 1987. Leaf thickness and water deficit in plants: A tool for field studies. Journal of Experimental Botany 38: 109-114.
4. Coleman, W.K., 1986. Water relations of the potato (Solanum tuberosum L.) cultivars Raritan and Shepody. American Potato Journal 63: 263-276.
5. Dixon, M.A., 1987. In situ psychrometry for measuring cut flower water status. HortScience 22: 285-287.
6. Dixon, M.A. & M.T. Tyree, 1984. A new stem psychrometer, corrected for temperature and gradients and calibrated against the pressure bomb. Plant, Cell and Environment 7: 693-697.
7. Dwelle, R.B., G.E. Kleinkopf & J.J. Pavek, 1981a. Stomatal conductance and gross photosynthesis (Solanum tuberosum L.) as influenced by irradiance. temperature and growth stage. Potato Research 24: 49-59.
8. Dwelle, R.B., G.E. Kleinkopf, R.K. Steinhorst, J.J. Pavek & P.J. Hurley, 1981b. The influence of physiological processes on tuber yield of potato genotypes (Solanum tuberosum L.): stomatal diffusive resistance, stomatal conductance, gross photosynthetic rate, leaf canopy. tissue nutrient levels and tuber enzyme activities. Potato Research 24: 33-47.
9. Fisher, D.B., 1985. In situ measurement of plant water potentials by equilibration with microdroplets of polyethylene glycol 8000. Plant Physiology 79: 270-273.
10. Jefferies, R. A., 1989. Water-stress and leaf growth in field-grown potatoes (Solanum tuberosum L.). Journal of Experimental Botany 40: 1375-1381.
11. Lee, R., M. A. Dixon & R. Johnson, 1989. Simultaneous measurements of tomato fruit and stem water potential using in situ stem psychrometers. Canadian Journal of Botany 67: 2352-2355.
12. Legg, B.J., W, Day, N.J. Brown & G.J. Smith, 1978. Small plots and automatic rain shelters: a field appraisal. Journal of Agricultural Science 91: 321-336.
13. Levy, D., 1983. Varietal differences in the response of potatoes to repeated short periods of water stress in hot climates. 1. Turgor maintenance and stomatal behaviour. Potato Research 26: 303-313.
14. Loon, C.D. van, 1981. The effect of water stress on potato growth, development and yield. American Potato Journal 58: 51-69.
15. SAS Institute Inc., 1985. SAS user's guide: Statistics, Version 5 edition. SAS Institute, Cary, NC, 956 pp.
16. Schaeffer, N.L., E.S. Trickett, A. Ceresa & H.D. Barrs, 1986. Continuous monitoring of plant water potential. Plant Physiology 81: 45-49.
17. Shimshi, D. & M. Susnoschi, 1985. Growth and yield studies of potato development in a semiarid region. 3. Effect of water stress and amounts of nitrogen top dressing on physiological indices and on tuber yield and quality of several cultivars. Potato Research 28: 177-191.
18. Slatyer, R.O., 1967. Plant-Water Relationships. Academic Press, New York.
19. Topp, G-C., J.L. Davis & A.P. Annan, 1980, Electromagnetic determination of soil water content: Measurements in coaxial transmission lines. Water Resources Research 16: 574-582.
20. Turner, N.C., 1974. Stomatal behaviour and water status of maize, sorghum, and tobacco under field conditions. II. At low soil water potential. Plant Physiology 53: 360-365.
21. Turner, N.C., 1981. Techniques and experimental approaches for the measurement of plant water status. Plant and Soil 58: 339-366.
22. Turner, N.C., R. A. Spurway & E.D. Shulze, 1984. Comparison of water potentials measured by in situ psychrometry and pressure chamber in morphologically different species. Plant Physiology 74: 316-319.
23. Vos, J. & J. Groenwold, 1989a. Genetic differences in water-use efficiency, stomatal conductance and carbon isotope fractionation in potato. Potato Research 32: 113-121.
24. Wilcox, D.A. & R.A. Ashley, 1982. The potential use of plant physiological responses to water stress as an indication of varietal sensitivity to drought in four potato varieties (Solanum tuberosum L.). American Potato Journal 59: 533-545.