Literaturrecherche

Literatur Schnug E, Schnier C (1986) The effect of sulfur-containing nitrogen fertilizers on the elemental composition of celery (Apium graveolens) grown on a polluted marsh soil. Plant Soil 91:273-278

Literatur Przemeck E, Kücke M (1986) Accumulation and reduction of nitrate in cereal plants dependent on N supply. Plant Soil 91:405-410

Literatur Maciak F, Harms H (1986) The effect of agricultural utilization on the composition and yield of phenolic acids in low peat soils. Plant Soil 94:171-178

Literatur Claassen N, Syring K-M, Jungk A (1986) Verification of a mathematical model by simulating potassium uptake from soil. Plant Soil 95:209-220

Literatur Azam F, Haider K, Malik KA (1985) Transformation of 14C-labelled plant components in soil in relation to immobilization and remineralization of 15N fertilizer. Plant Soil 86(1):15-25

Literatur Helal M, Sauerbeck D (1984) Influence of plant roots on C and P metabolism in soil. Plant Soil 76(1):175-182

Literatur Benckiser G, Santiago S, Neue HU, Watanabe I, Ottow JCG (1984) Effect of fertilization on exudation, dehydrogenase activity, iron-reducing populations and Fe(++) formation in the rhizosphere of rice (Oryza sativa L.9 in relation to iron toxicity. Plant Soil 79:305-316

Literatur Domsch KH (1984) Effects of pesticides and heavy metals on biological processes in soil. Plant Soil 76:367-378

Literatur Singhania RA, Rietz E, Söchtig H, Sauerbeck D (1983) Chemical transformation and plant availability of zinc salts added to organic manure. Plant Soil 73(3):337-344

Literatur Dambroth M, El Bassam N (1983) Low input varieties : definition, ecological requirements and selection. Plant Soil 72(2/3):365-377