Turnover and plant availability of nitrogen from Leucaena leucocephala in sandy soil
Literatur
Helal M, Ragab M, Abdel Monem MA (1994) Turnover and plant availability of nitrogen from Leucaena leucocephala in sandy soil. In: Welte E, Szabolcs I, Hüttl RF (eds) Agroforestry and land use change in industrialized nations : 7th International CIEC Symposium 1994 May 30 - June 2 Humboldt University Berlin ; proceedings. Göttingen: Goltze, p 53
Organic manure management and efficiency: Role of organic fertilizers and their management practices
Literatur
Schnug E, Oswald P, Haneklaus S (1994) Organic manure management and efficiency: Role of organic fertilizers and their management practices. In: Welte E, Szabolcs I, Hüttl RF (eds) Agroforestry and land use change in industrialized nations : 7th International CIEC Symposium 1994 May 30 - June 2 Humboldt University Berlin ; proceedings. Göttingen: Goltze
Effects of calcium sulphate on salt tolerance, development and nitrogen fixation by Leucaena leucocephala
Literatur
Helal M, Ragab M (1994) Effects of calcium sulphate on salt tolerance, development and nitrogen fixation by Leucaena leucocephala. In: Welte E, Szabolcs I, Hüttl RF (eds) Agroforestry and land use change in industrialized nations : 7th International CIEC Symposium 1994 May 30 - June 2 Humboldt University Berlin ; proceedings. Göttingen: Goltze, p 33
Release and plant availability of nitrogen-15 from Leucaena leucocephala
Literatur
Helal M, Monem MA, Ragab M (1994) Release and plant availability of nitrogen-15 from Leucaena leucocephala. In: Welte E, Szabolcs I, Hüttl RF (eds) Agroforestry and land use change in industrialized nations : 7th International CIEC Symposium 1994 May 30 - June 2 Humboldt University Berlin ; proceedings. Göttingen: Goltze, pp 523-528