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kw.\*:("Valor fertilizante")

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Ergebnisse eines Duaerversuches mit verschiedenen K-Mengen und Formen = Résultat d'un essai de fertilisation continu avec différentes doses et formes de potassium = Result of a continued fertilisation trial with different rates and forms of potassiumSCHNIEDER, E.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1986, Vol 30, Num 3, pp 171-178, issn 0365-0340Article

Einfluss von Mistkompostmieten auf die Umvelt = Influence des meules de compost sur l'environnement = Manurecomposting: the influence of leachates on the environmentBERNER, A.1990, Vol 3, Num 3, pp 95-99Article

Properties of unreacted rock residues in partially acidulated phosphate rocks affecting their reactivityRESSELER, H; WERNER, W.Fertilizer research. 1989, Vol 20, Num 3, pp 135-142, issn 0167-1731Article

Analyses des sols: corrélations entre l'extraction à l'acétate d'ammonium-EDTA et autres méthodes = Soil analysis: Correlations between ammonium acetate EDTA and other methodsCHATENOUX, L; MUDESPACHER, J; CELARDIN, F et al.Schweizerische Landwirtschaftliche Forschung. 1989, Vol 28, Num 3-4, pp 191-197, issn 0036-763XArticle

The use of termite mounds in Zimbabwe peasant agricultureNYAMAPFENE, K. W.Tropical agriculture. 1986, Vol 63, Num 3, pp 191-192, issn 0041-3216Article

Caracterización y fluctuación del carbono y nitrógeno de lodos de depuradoras = Caractérisation et fluctuation du carbone et de l'azote dans des boues d'épuration = Caracterization and fluctuation of the carbon and nitrogen of sewage sludgesHERNANDEZ FERNANDEZ, M. T; MORENO SANCHEZ, J. I; COSTA YAGUE, F et al.Anales de edafologia y agrobiologia. 1986, Vol 45, Num 5-6, pp 709-720, issn 0365-1797Article

Influence of manufacturing variables on characteristics and the agronomic value of partially acidulated phosphate fertilizersBOLAN, N. S; HEDLEY, M. J; HARRISON, R et al.Fertilizer research. 1990, Vol 26, Num 1-3, pp 119-138, issn 0167-1731, 20 p.Article

Die Düngewirkung eines granulierten Superphosphat-Rohphosphat-Gemisches = Rôle fertilisant d'un mélange granulé de superphosphate et de phosphates naturels = Fertilizing effect of a granulated mixture of hyperphosphate and rock phosphateVOGEL, M; MATZEL, W.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1987, Vol 31, Num 6, pp 381-388, issn 0365-0340Article

Phytodisponibilité et valeur fertilisante du phosphore de déchets urbainsMOREL, Christian; LINERES, Monique; GUIVARCH, Armel et al.Les Dossiers de l'environnement de l'INRA. 2003, Num 25, pp 35-44, issn 1257-4627, 10 p.Article

Kalium in Hofdünger und Ernterückständen- Wirksamkeit und Verluste = Potassium and animal manure and crop residues - efficiency and lossesSPIESS, E; BESSON, J.-M.Schweizerische Landwirtschaftliche Forschung. 1993, Vol 32, Num 1-2, pp 181-189, issn 0036-763XArticle

I fanghi di depurazione in agricoltura = Agricultural uses of waste-treatment sludgeTURTURA, G.C; MORSELLI, M.1991, Vol 25, Num 3, pp 391-399Article

A discussion of the methods for comparing the relative effectiveness of phosphate fertilizers varying in solubilityCHIEN, S. H; SALE, P. W. G; FRIESEN, D. K et al.Fertilizer research. 1990, Vol 24, Num 3, pp 149-157, issn 0167-1731, 9 p.Article

Single superphosphate-reactive phosphate rock mixtures. I: factors affecting chemical compositionBOLAN, N. S; HEDLEY, M. J; SYERS, J. K et al.Fertilizer research. 1987, Vol 13, Num 3, pp 223-239, issn 0167-1731Article

Extractability of phosphorus in manure pellets enriched with fertilizer phosphorusHADAS, A; BAR YOSEF, B; PORTNOY, R et al.Soil Science Society of America journal. 1990, Vol 54, Num 2, pp 443-448, issn 0361-5995Article

Utilisation rationnelle et évaluation agronomique de la potasse d'un lac salé1986, Num 1, pp 24-28Article

Le lombricompost. Quel avantage pour les cultures? = Lumbricompost. What advantages for crops?GRAMMONT, C; PUSSARD, M; FAYOLLE, L et al.1987, Num 8, pp 26-31Article

Untersuchungen zum Nährstoffein- und -austrag einer Schweinemastanlage mit 7000 Tierplätzen = Etude sur l'apport d'éléments nutritifs et son transport provenant d'une unité d'engraissement de porcs de 7000 places = Studies on the nutrient supply and discharge of a pig fattening unit with 7000 animal placesRICHTER, C; RINNO, G; PESTER, A et al.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1986, Vol 30, Num 7, pp 431-438, issn 0365-0340Article

Agronomic value of unacidulated and partially acidulated phosphate rocks indigenous to the tropicsHAMMOND, L. L; CHIEN, S. H; MOKWUNYE, A. U et al.Advances in agronomy. 1986, Vol 40, pp 89-140, issn 0065-2113, 4 p.Article

Substrate usage and odours in mushroom compostingMILLER, F. C; MACAULEY, B. J.Australian journal of experimental agriculture. 1989, Vol 29, Num 1, pp 119-124, issn 0816-1089Article

Compostaje de resíduos sólidos urbanos en bruto. Producción y análisis del compost = Compostage de résidus urbains solides bruts. Production et analyse du compost = Composting of municipal solid waste. Production and analysis of compostMATO, S; OTERO, D; GARCIA, M et al.Anales de edafologia y agrobiologia. 1989, Vol 48, Num 3-4, pp 331-342, issn 0365-1797Article

Rapid methods for determining nutrients in livestock manuresCHESCHEIR, G. M. III; WESTERMAN, P. W; SAFLEY, L. M. JR et al.Transactions of the ASAE. 1985, Vol 28, Num 6, pp 1817-1824, issn 0001-2351Article

Leaves prove best bulking agent for grass clippingsBARNES, J; HEIMLICH, J.Biocycle. 1992, Vol 33, Num 5, pp 38-39, issn 0276-5055Article

Níveis criticos de enxofre no solo II = Niveaux critiques de soufre dans le sol. II = Sulphur critical level in soils. IIDE MELLO, F. DE A. F; DEMELLO, F. DE A. G; ARZOLLA, S et al.Revista de Agricultura (Piracicaba). 1987, Vol 62, Num 2, pp 163-169, issn 0034-7655Article

Solubility and agronomic effectiveness of partially acidulated phosphate rocks as influenced by their iron and aluminium oxiode contentHAMMOND, L. L; CHIEN, S. H; ROY, A. H et al.Fertilizer research. 1989, Vol 19, Num 2, pp 93-98, issn 0167-1731Article

Ergebnisse neuer Untersuchungen zum Tiefstalldung von Schafen = Résultats de recherches récentes sur le fumier de mouton = Results of recent investigations into deep-litter sheep manureZIMMERMANN, K.-H; SCIBORSKI, J.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1989, Vol 33, Num 10, pp 581-586, issn 0365-0340Article

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