Nutrient interactions of alley cropped Sorghum bicolor and Acacia saligna in a runoff irrigation system in Northern Kenya

Plant and Soil

Volumn 210, Issue 2, 1999, Pages 249-262

  Lehmann, Johannes ^a   Weigl, Doris ^a   Peter, Inka ^a   Droppelmann, Klaus ^b   Gebauer, Gerhard ^a   Goldbach, Heiner ^c   Zech, Wolfgang ^a  

^a UNIVERSITY OF BAYREUTH   (Germany)

^b BEN GURION UNIVERSITY OF THE NEGEV   (Israel)

^c UNIVERSITY OF BONN   (Germany)

Author keywords

15N; Acacia saligna; Nutrient competition; Resin core; Soil solution; Sorghum bicolor; Sr

Indexed keywords

ACACIA; ACACIA SALIGNA; ANIMALIA; SORGHUM BICOLOR;

EID: 0032711951     PISSN: 0032079X     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1004698403770     Document Type: Article

References (25)

1. Carter D C and Miller S 1991 Three years of experience with an on-farm macrocatchment water harvesting system in Botswana. Agric. Water Manage. 19, 191-203.
2. Cheng W and Coleman D C 1990 Effect of living roots on soil organic matter decomposition. Soil Biol. Biochem. 22, 781-787.
3. Droppelmann K 1999 Resource capture in a runoff agroforestry system in Northern Kenya. Bayreuther Bodenkundliche Berichte 63, Bayreuth, Germany. 137 pp.
4. FAO 1990 Soil map of the world, revised legend. FAO, Rome, Italy. 119 p.
5. Grayston S J, Vaughan D and Jones D 1996 Rhizosphere carbon flow in trees, in comparison with annual plants: the importance of root exudation and its impact on microbial activity and nutrient availability. Appl. Soil Ecol. 5, 29-56.
6. Hagedorn F, Steiner K G, Sekayange L and Zech W 1997 Effect of rainfall pattern on nitrogen mineralization and leaching in a green manure experiment in South Rwanda. Plant Soil 195, 365-375.
7. Haggar J P, Tanner E V J, Beer J W and Kass D C L 1993 Nitrogen dynamics of tropical agroforestry and annual cropping systems. Soil Biol. Biochem. 25, 1363-1378.
8. Hartemink A E, Buresh R J, Bashir-Jama and Janssen B H 1996 Soil nitrate and water dynamics in sesbania fallow, weed fallow, and maize. Soil Sci. Soc. Am. J. 60, 568-574.
9. Klemm W 1989 Bewässerung mit Niederschlagswasser ohne Zwischenspeicherung im Sahel. PhD Dissertation. University of Karlsruhe, Karlsruhe, Germany. 117 p.
10. Kolberg R L, Rouppet B, Westfall D G and Peterson G A 1997 Evaluation of an in situ soil nitrogen mineralization method in dryland agroecosystems. Soil Sci. Soc. Am. J. 61, 504-508.
11. Lehmann J and Zech W 1997 Möglichkeiten und Grenzen der Ertragssteigerung in tropischen Alley-cropping Systemen. In Leguminosen zur Verbesserung und nachhaltigen Sicherung der Agrarproduktion. Eds. JCG Ottow and J Sauerborn, pp 165-176. Giessener Beiträge zur Entwicklungsforschung 24.
12. Lehmann J and Zech W 1998 Fine root turnover of irrigated hedgerow intercropping in Northern Kenya. Plant Soil 198, 19-31.
13. Lehmann J, von Willert F, Wulf S and Zech W 1997 Influence of runoff irrigation on nitrogen dynamics of Sorghum bicolor (L.) in Northern Kenya. Adv. Geoecol. 31, 1255-1260.
14. Lehmann J, Droppelmann K and Zech W 1998a Runoff irrigation of crops with contrasting root and shoot development in the semi-arid North of Kenya: water depletion and above- and below-ground biomass production. J. Arid Environ. 38, 479-492.
15. Lehmann J, Peter I, Steglich C, Gebauer G, Huwe B and Zech W 1998b Below-ground interactions in dryland agroforestry. For. Ecol. Manage. 111, 157-169.
16. Little T M and Hills F J 1978 Agricultural Experimentation. Wiley and Sons, New York, USA. 350 p.
17. Lockman R B 1972 Mineral composition of grain sorghum plant samples, Part 3. Suggested nutrient sufficiency limits at various stages of growth. Soil Sci. Plant Analysis 3, 295-303.
18. Mehlich A 1984 Mehlich 3 soil test extractant: A modification of the Mehlich 2 extractant. Communications Soil Sci. Plant Analysis 15, 1409-1416.
19. Olson S R and Sommers L E 1982 Phosphorus. In Methods of Soil Analyses: Part 2 Chemical and Microbiological Properties. Eds. A L Page, R H Miller and D R Keeney. pp 403-430. American Society of Agronomy, Madison, Wisconsin, USA.
20. Palm C A 1995 Contribution of agroforestry trees to nutrient requirements of intercropped plants. Agrofor. Syst. 30, 105-124.
21. Sanchez P A 1995 Science in Agroforestry. Agrofor. Syst. 30, 5-55.
22. Schroth G 1995 Tree root characteristics as criteria for species selection and systems design in agroforestry. Agrofor. Syst. 30, 125-143.
23. Schroth G and Lehmann J 1995 Contrasting effects of roots and mulch from three agroforestry tree species on yields of alley cropped maize. Agric. Ecosyst. Environ. 54, 89-101.
24. Schroth G, Olivier R, Balle P, Gnahoua G M, Kanchanakanti N, Jeduc B, Mallet B, Peltier R and Zech W 1995 Alley cropping with Gliricidia sepium on a high base status soil following forest clearing: effects on soil conditions, plant nutrition and crop yields. Agrofor. Syst. 32, 261-276.
25. Zech W and Drechsel P 1991 Foliar nutrient levels of broad-leaved tropical trees: A tabular review. Plant Soil 131, 29-46.