Ammonia volatilization losses from fertilizers applied to acid soil in the fieldELLINGTON, A.Fertilizer research. 1986, Vol 8, Num 3, pp 283-296, issn 0167-1731Article

Usefulness of organic manures and their nitrogen fertilizer equivalentsSHARMA, R. C; SHARMA, H. C.Journal of Agricultural Science. 1988, Vol 3, Num 1, pp 193-195, issn 0021-8596Article

Alternative benchmarks for economically optimal rates of nitrogen fertilization for cornKYVERYGA, Peter M; BLACKMER, Alfred M; MORRIS, Thomas F et al.Agronomy journal (Print). 2007, Vol 99, Num 4, pp 1057-1065, issn 0002-1962, 9 p.Article

Corn response to nitrogen fertilization in a soil with high residual nitrogenHALVORSON, Ardell D; SCHWEISSING, Frank C; BARTOLO, Michael E et al.Agronomy journal (Print). 2005, Vol 97, Num 4, pp 1222-1229, issn 0002-1962, 8 p.Article

Review and simplification of calculations in ¹⁵N tracer studiesCABRERA, M. L; KISSEL, D. E.Fertilizer research. 1989, Vol 20, Num 1, pp 11-15, issn 0167-1731Article

Moderne tecniche agronomiche e loro compatibilitá con la salvaguardia dell'ambiente. I. La concimazione azotata. Atti de 21 convegno annuale della SIA. Piacenza, 14-16 settembre 1987 = Techniques modernes de culture et de conservation de l'environnement. I. La fertilisation azotée. Actes de la 21ème réunion annuelle de la SIA. Plaisance, 14-16 septembre 1897 = Modern crop management techniques and environmental conservation. I. Nitrogen fertilization. Proceedings of the 21st annual SIA congress. Piacenza, 14-16 september 1987Rivista di Agronomia. 1989, Vol 23, Num 1, issn 0035-6034, 136 p.Conference Proceedings

Importance of soil type on the release of nonexchangeable NH₄⁺ and availability of fertilizer NH₄⁺ and fertilizer NO₃^-SCHERER, H. W; MENGEL, K.Fertilizer research. 1986, Vol 8, Num 3, pp 249-258, issn 0167-1731Article

Efficiency of fertilizer N for wheat as affected by time and method of applicationHAMISSA, M. R; KHADR, M. S; BASEEM, M. M et al.Agricultural Research Review (Cairo). 1982, Vol 60, Num 4, pp 107-130, issn 0374-5252Article

Effet de la concentration en azote du milieu sur la croissance de jeunes plants de chrysanthèmeKAGEYAMA, Y; HAYASHI, T; KONISHI, K et al.1987, Vol 56, Num 1, pp 79-85Article

Rescue Nitrogen Applications for CornNELSON, Kelly A; SCHARF, Peter C; STEVENS, William E et al.Soil Science Society of America journal. 2011, Vol 75, Num 1, pp 143-151, issn 0361-5995, 9 p.Article

Risultati preliminari sulla risposta di Lolium italicum L. a differenti concimi azotati = Résultats préliminaires sur la réponse de Lolium italicum L. à différents engrais azotés = Preliminary results on Lolium italicum L. response to different nitrogen fertilizersMIELE, S; PALMERINI, M; BENVENUTI, S et al.Agricoltura mediterranea (Pisa). 1988, Vol 118, Num 2, pp 125-133Article

Auswirkungen von Verdichtungen und N-Tiefapplikation auf Bodenparameter, Wurzelwachstum und Ertrag. Ergebnisse aus der Jenaer Bodenmodellanlage = Effets de la compaction et de l'application en profondeur de l'azote sur les paramètres du sol, la croissance des racines et le rendement. Expérimentation d'une modélisation sur un sol à Jena = Effects of compactions and deep placement of nitrogen on soil parameters, root growth and yield results of a soil model experiment at JenaUNGER, H; PITTELKOW, U; SCHULZE, R et al.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1988, Vol 32, Num 5, pp 293-301, issn 0365-0340Article

Contribution of ammonia volatilization to total nitrogen loss after applications of urea to wetland rice fieldsFILLERY, I. R. P; SIMPSON, J. R; DE DATTA, S. K et al.Fertilizer research. 1986, Vol 8, Num 3, pp 193-202, issn 0167-1731Article

Utilization of anaerobically digested poultry manure effluent nitrogen as fertilizerFIELD, J. A; RENEAU, R. B. JR; KROONTJE, W et al.Transactions of the ASAE. 1986, Vol 29, Num 1, pp 223-228, issn 0001-2351Article

The interaction between liming and forms of nitrogen fertilizer on established grasslandADAMS, S. N.Journal of Agricultural Science. 1986, Vol 106, Num 3, pp 509-513, issn 0021-8596Article

Ammoniom fixation in soils from application of NH₄⁺-producing fertilizersBISWAPATI MANDAL; MUKHOPADHYAY, A. K.Journal of the Indian Society of Soil Science. 1984, Vol 32, Num 3, pp 486-487, issn 0019-638XArticle

Melamine and ammeline as nitrogen sources for turfgrassesMOSDELL, D. K; DANIEL, W. H; FREEBORG, R. P et al.Fertilizer research. 1987, Vol 11, Num 1, pp 79-86, issn 0167-1731Article

Effect of methods of urea application with farm yard manure and neem cake on wheat yield and nitrogen uptakeBHATIA, B. K; KUMAR, V; DAHIYA, S. S et al.Indian Journal of Agronomy. 1985, Vol 30, Num 2, pp 150-153, issn 0537-197XArticle

Untersuchungen zur Stickstoffdüngung und Beregnung auf Flussauengrasland an der mittleren Elbe. I: N-Menge und Pflanzenbestand = Recherches sur la fertilisation azotée et l'irrigation par aspersion sur des prairies de terrasses alluviales de l'Elbe. I: Dose d'azote et peuplement végétal = Studies in nitrogen fertilization and sprinkler irrigation to alluvial grossland along the middle course of the Elbe River. I. Nitrogen rate and plant populationADOLF, G; BISCHOFF, H.-M.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1987, Vol 31, Num 6, pp 411-418, issn 0365-0340Article

Time of application and source of nitrogen fertilizer on yield, quality, nitrogen recovery, and net returns for dryland forage grassesCAMPBELL, C. A; LEYSHON, A. J; UKRAINETZ, H et al.Canadian journal of plant science. 1986, Vol 66, Num 4, pp 915-931, issn 0008-4220Article

Effect of nitrogen on yield and its uptake of nitrogen at different growth stages of raya (Brassica juncea coss)ANTIL, R. S; VINOD KUMAR; MAHENDRA SINGH et al.Indian Journal of Agronomy. 1986, Vol 31, Num 1, pp 37-44, issn 0537-197XArticle

Ammonia loss from surface applied urea-acid productsFENN, L. B; RICHARDS, J.Fertilizer research. 1986, Vol 9, Num 3, pp 265-275, issn 0167-1731Article

Analisis de varianza fenotipica (densidad de poblacion y niveles de fertilization) de los rendimientos y su componentes en Solanum tuberosum Lin = Analyse de la variance phénotypique (densité de population et niveau de fertilisation) du rendement et de ses composantes chez Solanum tuberosum Lin = Analysis of phenotypical variance (population density and levels of fertilization) of yields and its components in solanum tuberosum LORTIZ, E; HERNANDEZ, H.1986, Vol 8, Num 2, pp 65-72Article

Effects of sulfur-coated urea fertilizer regimes on production of processing tomatoes on a sandy loamMCARDLE, R. N; MCCLURG, C. A.Fertilizer research. 1986, Vol 8, Num 3, pp 259-262, issn 0167-1731Article

Generalized Algorithm for Variable-Rate Nitrogen Application in Cereal GrainsSOLIE, John B; DEAN MONROE, A; RAUN, William R et al.Agronomy journal (Print). 2012, Vol 104, Num 2, pp 378-387, issn 0002-1962, 10 p.Article