Résultats pour Auteur : "Witt, Christian"

Additive and interactive effects of functionally dissimilar soil organisms on a grassland plant community. Ladygina Natalia, Henry Frederic, Kant Merijn R., Koller Robert, Reidinger Stefan, Rodriguez Alia, Saj Stéphane, Sonnemann Ilja, Witt Christian, Wurst Susanne. 2010. Soil Biology and Biochemistry, 42 : 2266-2275.

Kelapa sawit: Kelainan hara dan pengelolaannya. Fairhurst Thomas, Caliman Jean-Pierre, Härdter Rolf, Witt Christian. 2006. Singapour : PPI, 129 p. (Série Palmier à huile : ESEAP, 7) ISBN 981-05-5891-5

Oil palm: nutrient disorders and nutrient management : diagnosis, causes, prevention, treatment. Fairhurst Thomas, Caliman Jean-Pierre, Härdter Rolf, Witt Christian. 2005. Singapour : PPI-CIRAD-CP, 124 p. (Série Palmier à huile : ESEAP, 7) ISBN 2-87614-592-8 ; 981-05-2452-8

Yield formation analysis of irrigated rice : characteristics of cultivars and on-farm crop diagnosis. Siband Pierre-Lucien, Witt Christian, Gines H.C., Simbahan G.C., Cruz R.T.. 2004. In : Increasing productivity of intensive rise systems through site-specific nutrient management. Dobermann Achim (ed.), Witt Christian (ed.), Dawe D. (ed.). Metro Manila : IRRI, 289-306. ISBN 971-22-0187-2

Evaluer le statut azoté du riz irrigué. Siband Pierre-Lucien, Loyce Chantal, Witt Christian, Dingkuhn Michaël. 2001. In : Modélisation des agroécosystèmes et aide à la décision. Malézieux Eric (ed.), Trébuil Guy (ed.), Jaeger Marc (ed.). Montpellier : CIRAD, 95-106. (Repères) ISBN 2-87614-474-3

Fertilizer and soil health in Africa: The role of fertilizer in building soil health to sustain farming and address climate change. Vanlauwe Bernard, Amede Tilahun, Bationo André, Bindraban Prem, Breman Henk, Cardinael Rémi, Couedel Antoine, Chivenge Pauline, Corbeels Marc, Dobermann Achim, Falconnier Gatien, Fatunbi Wole, Giller Ken E., Harawa Rebbie, Kamau Mercy, Merckx Roel, Palm Cheryl, Powlson David, Rusinamhodzi Léonard, Six Johan, Singh Upendra, Stewart Zachary, van Ittersum Martin, Witt Christian, Zingore Shamie, Groot Rob. 2023. Washington : IFDC, 76 p.