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38 Züchtertagung. Bericht über die Arbeitstagung 1987 über Züchtung von zu Getreide alternativen Kulturpflanzen und freie Themen, gehalten vom 24. bis 26. November 1987 in Gumpenstein = 38ème journée des sélectionneurs. Rapport de la journée de travail 1987 sur les productions alternatives en culture céréalière et des thèmes libres. 24-26 novembre 1987. Gumpenstein = 38 th Breeders' workshop. Report of the work on alternative productions in cereals, and other thema 24-26 november 1987, GumpensteinSCHECHTNER, G.Züchtertagung über Züchtung von zu Getreide alternativen Kulturpflanzen und freie Themen. 38. 1987, 333 p.Conference Proceedings

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The agroforestry systems database at ICRAFODUOL, P. A; MURAYA, P; FERNANDES, E. C. M et al.Agroforestry systems. 1988, Vol 6, Num 3, pp 253-270, issn 0167-4366Article

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The identification of optimum management regimes for agricultural crop enterprisesTHORNTON, P. K; MCGREGOR, M. J.Outlook on Agriculture. 1988, Vol 17, Num 4, pp 158-162, issn 0030-7270Article

Cropping Systems Design: new methods for new challengesWERY, Jacques; LANGEVELD, Johannes W. A.European journal of agronomy. 2010, Vol 32, Num 1, issn 1161-0301, 121 p.Conference Proceedings

Allelopathy, an alternative tool to improve cropping systems. A reviewDE ALBUQUERQUE, Manoel Bandeira; CAVALCANTI DOS SANTOS, Roseane; LIMA, Liziane Maria et al.Agronomy for sustainable development. 2011, Vol 31, Num 2, pp 379-395, issn 1774-0746, 17 p.Article

Dynamic cropping systems : Contributions to improve agroecosystem sustainabilityLIEBIG, M. A; TANAKA, D. L; KRUPINSKY, J. M et al.Agronomy journal (Print). 2007, Vol 99, Num 4, pp 899-903, issn 0002-1962, 5 p.Conference Paper

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Stickstoffkonservierung durch Zwischenfrüchte = N-conservation by catch-cropsSCHMALER, K; BERGER, G; RICHTER, K et al.Wissenschaftliche Zeitschrift der Humboldt-Universität zu Berlin. Reihe Agrarwissenschaften. 1992, Vol 41, Num 3, pp 47-52, issn 0863-0658Article

Une véritable agriculture biologique = A real organic agricultureBOUCHER, Jean.1992, 315 p., : ill, isbn 2-9507173-0-6Book

Anbauerfahrungen mit neuen Klee-Gras-Mischungen = Culture de nouveaux mélanges, trèfle-graminées = Evaluation of new legume seed mixturesLEHMANN, J; MEISTER, E.1990, Vol 3, Num 1-2, pp 49-53Article

An approach to the ecological structure of irragated oasis agriculture in the Heihe Valley, Hexi CorridorLIU YACHAN.Chinese journal of arid land research. 1990, Vol 3, Num 4, pp 329-357, issn 0898-5146Article

On the efficacy of the Grassland Shelterbelt system at the eastern foot of the helan Mountains, NingxiaTANG LU-JUN; LIU ZHI; MING FANG-FU et al.Chinese journal of arid land research. 1990, Vol 3, Num 4, pp 349-354, issn 0898-5146Article