8
Views
4
CrossRef citations to date
0
Altmetric
Original Articles

Preliminary Investigations with Arabica Coffee in a Root Observation Laboratory in Kenya

&
Pages 300-312 | Accepted 17 Dec 1974, Published online: 09 Dec 2015

References

  • Atkinson, D. (1972) Seasonal periodicity of blackcurrant root growth and the influence of simulated mechanical harvesting. J. Hort. Sci. 47, 165–172.
  • Beckley, V. A. (1935) Observations on coffee in Kenya. I. Chlorosis and die-back in coffee. Emp. J. exp. Agric. 3, 203–209.
  • Bermúdez Espinosa, S. (1954) Distribucion del sistema radicular del Coffea arabica var typica en cinco tipos de suelo. Unpublished thesis, Inter-American Inst. Agric. Sci., Turrialba.
  • Bull, R. A. (1962) A note on the root develop ment of Arabica coffee at Mbimba. Res. Rep. Coff. Res. Stn. Lyamungu, 1961.
  • Bull, R. A. (1963) Studies on the effect of mulch and irrigation on root and stem development in Coffea arabica L. Part I. Changes in the root system induced by mulching and irrigation. Turrialba, 13, 96–115.
  • Cannell, M. G. R. (1971) Production and distribution of dry matter in trees of Coffea arabica L. in Kenya as affected by seasonal climatic differences and the presence of fruits. Ann. appl. Biol. 67, 99–120.
  • Cannell, M. G. R. and Huxley, P. A. (1969) Seasonal differences in the pattern of assimilate movement in branches of Coffea arabica L. Ann appl. Biol. 64, 345–357.
  • Evans, H. (1935) The root system of the sugar cane. I. Methods of study. Emp. 1. expl. Agric. 3, 351–363.
  • Evans, D. E. (1968) Recent research on the insect pests of coffee in Kenya (Review). Ann. Ref. Coff. Res. Found. Kenya 1967/68, 7–12.
  • Fordham, R. (1972) Observations on the growth of roots and shoots of tea (Camellia sinensis L.) in Southern Malawi. J. hort. Sci. 47, 221–229.
  • Franco, C. M. and Inforzato, R. (1946) O sistema radicular do cafeeiro nas principais teps de solo de Estado de Sao Paulo, Brazil. Bragantia 6, 433–478.
  • Franco, C. M. and Inforzato, R. (1947) O sistema radicular do cafeeiro. Sup. dos Serv. do Café, Sao Paulo, Brazil. Bol. 22, 480–497.
  • Glover, J. (1967) The simultaneous growth of sugar cane roots and tips in relation to soil and climate. Proc. S. Afr. Sugar Technol. Assoc. 41, 143–159.
  • Glover, J. (1968a). The behaviour of the root system of sugar cane at and after harvest. Proc. S. Afr. Sugar Technol. Assoc. 42, 133–135.
  • Glover, J. (1968b). Further results from the Mount Edgecombe root laboratory. Proc. S. Afr. Sugar Technol. Assoc. 42, 123–130.
  • Guiscafré-Arrillaga, J. B. and Gomez, L. A. (1938) Studies of the root systems of Coffea arabica L. I. Environmental conditions affecting the distribution of coffee roots in coloso clay. J. agric. Puerto Rico 22, 227–262.
  • Head, G. C. (1967) Effects of seasonal changes in shoot growth on the amount of unsuberized root on apple and plum trees. J. hort. Sci. 42, 169–180.
  • Head, G. C. (1968a). Seasonal changes in the character of secondarily thickened roots of fruit trees in relation to growth of other parts of the tree. J. hort. Sci. 43, 275–282.
  • Head, G. C. (1968b). Seasonal changes in the activities of white unsuberized root on pear trees on quince rootstock. J. hort. Sci. 43, 49–58.
  • Heydecker, W. and Sivanayagum. T. (1969) Need for care in interpreting root growth observations. In Root Growth, Proc. 15th Easter School in Agric. Sci., Nottingham, 1968. (Ed. W. J. Whittington), pp. 388–389, Butter-worths, London.
  • Huxley, P. A. and Turk, A. (1967) A new root observation laboratory for coffee. Kenya Coff. 32, 156–159.
  • Huxley, P. A., Turk, A. and Mitchell, H. W. (1969) Confidence limits of expected rainfall in coffee areas in Kenya. Kenya Coff. 34, 57–61.
  • Huxley, P. A., Patel, R. Z., Kabaara, A. M. and Mitchell, H. W. (1974) Tracer studies with 32p on the distribution of functional roots of Arabica coffee in Kenya. Ann. appl. Biol. 77, 159–180.
  • Huxley, P. O. and van Eck, W. (1974) Seasonal changes in growth and development of some woody perennials near Kampala, Uganda. J. Ecol. (in the press).
  • Kozlowsky, T. T. (1971) Growth and development of trees. II. Combined growth, root growth and reproductive growth. Academic Press. N.Y. and London.
  • Leon, J. and Umaña, R. (1961) Varietal differences in the root systems of coffee. Coffee, 3, 104–107.
  • Luck will, L. C. and Whyte, K. P. (1968) Hormones in the xylem sap of apple trees. S.C.I. Monogr. No. 31, 87–101.
  • Lyr, H. and Hoffman, G. (1967) Growth rates and growth periodicity of tree roots. Int. Rev. For. Res. N.Y. 2, 181–236.
  • Mehlich, A. (1968) Coffee soils in Kenya and their characteristics in relation to the nutrition of Arabica coffee. Rep. Coff. Res. Found. Kenya, 1966/67, 5–17.
  • Nutman, F. J. (1933a). The root system of Coffea arabica L. I. Root systems in typical soils of British East Africa. Emp. J. exp. Agric. 1, 271–278.
  • Nutman, F. J. (1933b). The root system of Coffea arabica L. II. The effect of some soil conditions in modifying the “normal” root system. Emp. J. exp. Agric. 1, 285–296.
  • Ombwara, C. J. (Ed.) (1968) Coffee growers' handbook. Nairobi.
  • Pearson, R. W. and Lund, Z. F. (1968) Direct observation of cotton root growth under field conditions. Agron. J. 60, 442–443.
  • Rabéchault, H. and Cambrony, H. (1964) Physiologie des plantes tropicales cultivées. La physiolojie du caféier. II. La croissance (système radicularie). O.R.S.T.O.M. Paris.
  • Reynolds, E. R. C. (1970) Root distribution and the cause of its spatial variability in Pseudotsuga taxifolia (Poir.) Plant and Soil 32, 501–517.
  • Rogers, W. S. (1939) Apple root growth in relation to rootstock, soil, seasonal and climatic factors. J. Pomol. 17, 99–130.
  • Rogers, W. S. (1969) The East Mailing root observation laboratories. In Root Growth (Ed. W. J. Whittington), Proc. 15th Easter School in Agric. Sci., Univ. of Nottingham, 1968, pp. 361–376. Butterworths, London.
  • Rogers, W. S. and Head, G. C. (1963) A new underground root observation laboratory. Rep. E. Mailing Res. Stn., 1962, 55–57.
  • Rogers, W. S. and Head, G. C. (1964) Studies of growing roots of fruit plants in a new underground root observation laboratory. In 16th Int. hort. Congr. Brussels (1962) 3, 311–318.
  • Smith, K. A. and Restall, S. W. F. (1971) The occurrence of ethylene in anaerobic soil. J. Soil. Sci. 22, 430–443.
  • Suarez de Castro, F. (1961) Distribucion de les raices del cafeto (Coffea arabica L.) en un suole de El Salvador. Int. Salv. Invest, del Café. Santa Teela, El Salvador. (Bol. Inf. Suppl. No. 6).
  • Sutton, R. F. (1969) Form and development of conifer root systems. Comm. Agric. Bur. Tech. Comm. No. 7, Oxford.
  • Taylor, H. M. (1969) The rhizotron at Auburn, Alabama—A plant root observation laboratory, (Fig. 4, p. 8). Circ. 171, Agric. Exp. Stn., Auburn University, U.S.A.
  • Taylor, H. M., Huck, M. G., Klepper, B. and Lund, Z. F. (1970) Measurement of soil grown roots in a Rhizotron. Agron. J. 62, 807–809.
  • Vaadia, Y. and Itai, C. (1969) Interrelationships of growth with reference to the distribution of growth substances. In Root Growth, Proc. 15th Easter School in Agric. Sci., Nottingham, 1968. (Ed. W. J. Whittington), 65–77, Butterworths, London.
  • Wareing, P. F., Hanney, C. E. A. and Digby, J. (1964) The role of endogenous hormones in cambial activity and xylem differentiation. In The formation of root in forest trees (Ed. M. H. Zimmerman), 323–344, Academic Press, N. Y. and London.
  • Wiersum, L. K. (1961) Utilization of soil by the plant root system. Plant and Soil 15, 189–192.
  • Wormer, T. M. (1966) Ann. Rep. Coff. Res. Stn., Ruiru, Kenya, 1965–66, 44–45.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.