Literaturrecherche

Literatur Hagemann D (1990) Rechtliche Rahmenbedingungen für landwirtschaftliche Baumassnahmen. Bauen Landwirtsch 27(3):8-11

Literatur Helal M, Arisha H, Rietz E (1990) The uptake of trace elements by spinach and bean varieties of different root parameters. Plant Soil 123(2):229-232

Literatur Helal M (1990) Varietal differences in root phosphatase activity as related to the utilization of organic phosphates. Plant Soil 123(2):161-163

Literatur Jagnow G (1990) Differences between cereal crop cultivars in root-associated nitrogen fixation, possible causes of variable yield response to seed inoculation. Plant Soil 123(2):255-259

Literatur Insam H (1990) Are the soil microbial biomass and basal respiration governed by the climatic regime? Soil Biol Biochem 22(4):525-532, DOI:10.1016/0038-0717(90)90189-7

Literatur Martens R (1990) Contribution of rhizodeposits to the maintenance and growth of soil microbial biomass. Soil Biol Biochem 22(2):141-147, DOI:10.1016/0038-0717(90)90078-E

Literatur Postma J, Altemüller H-J (1990) Bacteria in thin soil sections stained with the fluorescent brightener calcofluor with M2R. Soil Biol Biochem 22(1):89-96, DOI:10.1016/0038-0717(90)90065-8

Literatur Anderson T-H, Domsch KH (1990) Application of eco-physiological quotients (qCO2 and qD) on microbial biomasses from soils of different cropping histories. Soil Biol Biochem 22(2):251-255, DOI:10.1016/0038-0717(90)90094-G

Literatur Schäfer W, Sourell H, Strauß D-D (1990) Technische Möglichkeiten des Einsatzes von Bewässerungsverfahren in Feldversuchen. Z Bewässerungswirtsch 25(1):17-41

Literatur Brade W (1990) Zur Einbeziehung neuer Informationsquellen im Rahmen der Beurteilung von (Alt)-Bullen unter den Bedingungen des Embryotransfers. Arch Tierzucht 33(6):467-470