UNTERSUCHUNGEN UEBER DAS VERHALTEN VON CCC (2-CHLORAETHYL-TRIMETHYLAMMONIUMCHLORID) IN WEIZENMEHL WAEHREND DES BACKPROZESSES = ETUDE DU COMPORTEMENT DU CCC (CHLORURE DE CHLOROETHYL-2 TRIMETHYLAMMONIUM) DANS LA FARINE DE BLE PENDANT LES TRAITEMENTS DE CUISSONSCHULER W; MERBACH W.1978; NAHRUNG; DDR; DA. 1978; VOL. 22; NO 1; PP. 41-48; ABS. ANGL. RUSSE; BIBL. 22 REF.Article

URSACHEN DER UNEMPFINDLICHKEIT VON BETA VULGARIS L. GEGENUEBER PYRAZON, PHENMEDIPHAM UND BENZTHIAZURON. = RAISONS DE L'INSENSIBILITE DE B. V. L. ENVERS LE PYRAZONE, LE PHENMEDIPHAME ET LE BENZTHIAZURONMERBACH W; SCHILLING G.1977; BIOCHEM. PHYSIOL. PFLANZ.; DTSCH.; DA. 1977; VOL. 171; NO 3; PP. 187-199; ABS. ANGL.; BIBL. 2 P.Article

AUFNAHME, TRANSPORT UND VERWERTUNG VON ¹⁵N-MARKIERTEM MINERALSTICKSTOFF DURCH WEISSLUPINEN IM GEFAESSVERSUCH = ABSORPTION, TRANSPORT ET UTILISATION DE L'AZOTE MINERAL MARQUE ¹⁵N PAR LE LUPIN BLANC AU COURS D'ESSAI EN POTMERBACH W; SCHILLING G.1980; ARCH. ACKER-PFLANZENBAU BODENKDE; DDR; DA. 1980; VOL. 24; NO 1; PP. 39-46; BIBL. 21 REF.Article

EINFLUSS DER STICKSTOFFDUENGUNG AUF ERTRAEGE UND SAMENEIWEISSZUSAMMENSETZUNG VON WEISSLUPINEN IN FELDVERSUCHEN = INFLUENCE DE LA FERTILISATION AZOTEE SUR LES RENDEMENTS ET LA COMPOSITION EN PROTEINE DES GRAINES DE LUPIN BLANC AU COURS D'ESSAIS DE PLEIN CHAMPMERBACH W; STELZNER C; STOCK HG et al.1980; ARCH. ACKER-PFLANZENBAU BODENKDE; DDR; DA. 1980; VOL. 24; NO 1; PP. 47-53; BIBL. 6 REF.Article

Effect of ammonium and nitrate on ¹⁵N₂-fixation of Azospirillum spp. and Pantoea agglomerans in association with wheat plantsRUPPEL, S; MERBACH, W.Microbiological research. 1997, Vol 152, Num 4, pp 377-383, issn 0944-5013Article

Effects of different nitrogen sources on nitrogen fixation and bacterial growth of Pantoea agglomerans and Azospirillum sp. in bacterial pure culture : an investigation using ¹⁵N₂ incorporation and acetylene reduction measuresRUPPEL, S; MERBACH, W.Microbiological research. 1995, Vol 150, Num 4, pp 409-418, issn 0944-5013Article

Einfluss der Erhitzung durch Mikrowellen auf die CO₂-Abgabe aus einem Torfsubstrat = Influence of heating by microwave on the CO₂-release from a peat substrateFREYTAG, H. E; MERBACH, W.Zentralblatt für Mikrobiologie. 1992, Vol 147, Num 5, pp 304-307, issn 0232-4393Article

Influence of microbial colonization on ¹⁴CO₂ assimilation and amounts of root-borne ¹⁴C compounds in soil : Biophysical aspects of photosynthesisMERBACH, W; RUPPEL, S.Photosynthetica (Praha). 1992, Vol 26, Num 4, pp 551-554, issn 0300-3604Conference Paper

BEZIEHUNGEN ZWISCHEN DEM SCHADAUFTRETEN DER GETREIDELAUS (MACROSIPHUM AVENAE (FABR.)) UND DEM N-STROFFWECHSEL VON WEIZENPFLANZEN UNTERSUCHT MIT HILFE VON SPAET VERABREICHTEM ¹⁵NH₄¹⁵NO₃ = RELATIONS ENTRE L'APPARITION DE DEGATS DUS AUX PUCERONS (M.A. FABR.) ET LE METABOLISME DE L'AZOTE CHEZ LE BLE ETUDIEES A L'AIDE D'APPLICATIONS TARDIVES DE ¹⁵NH₄¹⁵NO₃MERBACH W; FREIER B; WETZEL T et al.1980; ARCH. PHYTOPATHOL. PFLANZENSCHUTZ; ISSN 0323-5408; DDR; DA. 1980; VOL. 16; NO 5; PP. 357-360; BIBL. 8 REF.Article

The origin of soil organic C, dissolved organic C and respiration in a long-term maize experiment in Halle, Germany, determined by ¹³C natural abundanceFLESSA, H; LUDWIG, B; HEIL, B et al.Zeitschrift für Pflanzenernährung und Bodenkunde. 2000, Vol 163, Num 2, pp 157-163, issn 0044-3263Article

Effect of changing temperature and water table on trace gas emission from minerotrophic miresAUGUSTIN, J; MERBACH, W; SCHMIDT, W et al.Angewandte Botanik. 1996, Vol 70, Num 1-2, pp 45-51, issn 0066-1759Conference Paper

Ein offenes Gaswechselsystem zur gleichzeitigen Ermittlung der apparenten CO₂-Assimilation mittels URAS und des ¹⁴C-Einbaus in die Pflanze = Système ouvert d'échange gazeux pour la mesure simultanée de l'assimilation apparente du CO₂ par la technique URAS et l'incorporation de ¹⁴C dans la plante = An open gas exchange system for simultaneous determination of the apparent CO₂ assimilation by means of URAS technique and incorporation of ¹⁴C into plantsSCHUMANN, F; MERBACH, W; FREYE, E et al.Archiv für Acker- und Pflanzenbau und Bodenkunde. 1988, Vol 32, Num 1, pp 41-48, issn 0365-0340Article

Nitrous oxide emission from fen mires in dependence of anthropogenic activitiesMERBACH, W; AUGUSTIN, J; GANS, W et al.Journal of applied botany (1995). 2001, Vol 75, Num 3-4, pp 118-123, issn 0949-5460Article

Studies on in vitro production of antimicrobial substances by Azotobacter chroococcum isolates/mutantsVERMA, Satbala; KUMAR, V; NARULA, Neeru et al.Zeitschrift für Pflanzenkrankheiten und Pflanzenschutz (1970). 2001, Vol 108, Num 2, pp 152-165, issn 0340-8159Article

Assessing post-anthesis nitrogen uptake, distribution and utilisation in grain protein synthesis in barley (Hordeum vulgare L.) using ¹⁵N fertiliser and ¹⁵N proteinogenic and non-proteinogenic amino acidsEGLE, K; BESCHOW, H; MERBACH, W et al.Annals of applied biology. 2008, Vol 152, Num 2, pp 209-221, issn 0003-4746, 13 p.Article

Nitrous oxide and methane emissions from riparian areas of ponded depressions of northeast GermanyMERBACH, W; AUGUSTIN, J; KALETTKA, T et al.Angewandte Botanik. 1996, Vol 70, Num 3-4, pp 134-136, issn 0066-1759Article

Untersuchungen zur Wechselwirkung zwischen Haferlaus Rhopalosiphum padi [L.] und Weizenpflanze unter Berücksichtigung der ¹⁵N-Verteilung = Relation entre Rhopalosiphum padi (L.) et blé en rapport avec la répartition du ¹⁵N = Studies on interrelationship between Rhopalosiphum padi (L.) and wheat plants in consideration of ¹⁵N-distributionJAHN, B; MERBACH, W; FRIER, B et al.Zeitschrift für Angewandte Entomologie. 1987, Vol 103, Num 1, pp 107-111, issn 0044-2240Article

Influence of water supply and endophyte infection (Neotyphodium spp.) on vegetative and reproductive growth of two Lolium perenne L. genotypesHESSE, U; SCHÖBERLEIN, W; WITTENMAYER, L et al.European journal of agronomy. 2005, Vol 22, Num 1, pp 45-54, issn 1161-0301, 10 p.Article

Colonization behaviour of two enterobacterial strains on cerealsREMUS, R; RUPPEL, S; JACOB, H.-J et al.Biology and fertility of soils. 2000, Vol 30, Num 5-6, pp 550-557, issn 0178-2762Article

Progress in plant nutrition: plenary lectures of the XIV international plant nutrition colloquium. Food security and sustainability of agro-ecosystems through basic and applied researchHORST, W. J; BüRKERT, A; SCHMIDHALTER, U et al.Plant and soil. 2002, Vol 247, Num 1, issn 0032-079X, 178 p.Conference Proceedings

Plant nutrient management for enhanced productivity in intensive grain production systems of the United States and AsiaDOBERMANN, A; CASSMAN, K. G.Plant and soil. 2002, Vol 247, Num 1, pp 153-175, issn 0032-079X, 23 p.Conference Paper

Access and excess problems in plant nutritionVAN NOORDWIJK, Meine; CADISCH, Georg.Plant and soil. 2002, Vol 247, Num 1, pp 25-40, issn 0032-079X, 16 p.Conference Paper

The impact of mineral nutrients in food crops on global human healthWELCH, Ross M.Plant and soil. 2002, Vol 247, Num 1, pp 83-90, issn 0032-079X, 8 p.Conference Paper

Use of modelling to understand nutrient acquisition by plantsKIRK, G. J. D.Plant and soil. 2002, Vol 247, Num 1, pp 123-130, issn 0032-079X, 8 p.Conference Paper

Plant nutrition research: Priorities to meet human needs for food in sustainable waysCAKMAK, Ismail.Plant and soil. 2002, Vol 247, Num 1, pp 3-24, issn 0032-079X, 22 p.Conference Paper