Literaturrecherche

Literatur Gupta AK, Paulsen HM, Schnug E (1998) Sulphur nutrition and quality of oilseed rape. In: Indian Agricultural Research Institute (ed) Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 1]. Braunschweig: FAL, pp 189-194

Literatur Haneklaus S, Kohrs K, Schmidt G, Schnug E (1998) Influence of nitrogen fertilization on yield and quality of sugar beets. In: Indian Agricultural Research Institute (ed) Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 1]. Braunschweig: FAL, pp 203-207

Literatur Rivero E, Lueters A, Fleckenstein J, Schnug E (1998) Status and uptake of N, P, and S by alfalfa (Medicago sative) grown on different soils of the humid pampa in Argentina. In: Indian Agricultural Research Institute (ed) Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 1]. Braunschweig: FAL, pp 508-514

Literatur Gupta AK, Rai RK, Paulsen HM, Schnug E (1998) Influence of cropping systems on available nitrogen and phosphorus in an Indian soil. In: Indian Agricultural Research Institute (ed) Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 2]. Braunschweig: FAL, pp 120-125

Literatur Rühling I, Haneklaus S, Schnug E (1998) Geostatistical investigations on soil and crop fertility parameters in Northern Germany. In: Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 3]. Braunschweig: FAL, pp 178-188

Literatur Gupta AK, Dahama AK, Schnug E, Paulsen HM (1998) Nitrogen requirements of some selected crops grown in Indian tank-bed soils. In: Proceedings of the 11th International World Fertilizer Congress held at Faculty of Agricultural and Applied Biological Sciences, Universiteit Gent on 7 - 13 September 1997 in Gent, Belgium : [Vol. 3]. Braunschweig: FAL, pp 309-313

Literatur Tebbe CC (1997) Field release of genetically engineered, bioluminescent Rhizobium meliloti strains. In: El Bassam N, Bacher W, Korte A-M (eds) Sustainable agriculture for food, energy and industry : book of abstracts. Braunschweig: FAL, p 216

Literatur Schwieger F, Miethling R, Munch JC, Tebbe CC (1997) Assessment of the microbial diversity in the rhizosphere of alfalfa and weed grown in direct neighbourhood. In: El Bassam N, Bacher W, Korte A-M (eds) Sustainable agriculture for food, energy and industry : book of abstracts. Braunschweig: FAL, p 424

Literatur Roelcke M, Han Y, Schleef K-H, Zhu JG, Liu G, Cai ZC, Isermeyer F, Richter J (1997) Ecological and agro-economical aspects of nitrogen pollution in an intensive cropping system in Eastern China. In: El Bassam N, Bacher W, Korte A-M (eds) Sustainable agriculture for food, energy and industry : book of abstracts. Braunschweig: FAL, p 397

Literatur Domsch H, Petelkau H (1997) Meßplatz zur Kennzeichnung des Bodengefüges. Landbauforsch Völkenrode SH 178:53-68