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Bacher W (1998) Poplar (Populus spp.). In: El Bassam N (ed) Energy plant species : their use and impact on environment and development. London: James & James, pp 203-206
Efficient use of water for irrigation
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Schmitz M, Sourell H (1998) Efficient use of water for irrigation. In: El Bassam N, Behl RK, Prochnow B (eds) Sustainable agriculture for food, energy and industry : strategies towards achievement ; proceedings of the international conference held in Braunschweig, Germany, June 1997 ; vol. 1. London: James & James, pp 311-314
Fundamentals of sustainability in agriculture production systems and global food security
Literatur
El Bassam N (1998) Fundamentals of sustainability in agriculture production systems and global food security. In: El Bassam N, Behl RK, Prochnow B (eds) Sustainable agriculture for food, energy and industry : strategies towards achievement ; proceedings of the international conference held in Braunschweig, Germany, June 1997 ; vol. 1. London: James & James, pp 3-11