Site of nitrous oxide production in field soils L. L. GoodroadD. R. Keeney OriginalPaper Pages: 3 - 7
Differentiation of soil fauna in desert agriculture of the Mariut region S. I. GhabbourJ. P. C. Da FonsecaS. H. Shakir OriginalPaper Pages: 9 - 14
Inoculation withGlomus mosseae improves N2 fixation by field-grown soybeans F. GanrylH. G. DiemY. R. Dommergues OriginalPaper Pages: 15 - 23
Fractionation of hydrolase-humus complexes by gel chromatography P. NannipieriB. CeccantiM. Bonmati OriginalPaper Pages: 25 - 29
Effect of increasing oxygen concentration on total denitrification and nitrous oxide release from soil by different bacteria M. N. I. Abou SeadaJ. C. G. Ottow OriginalPaper Pages: 31 - 38
Influence of dieldrin on the reproduction of the earthwormEisenia fetida (Oligochaeta) A. J. ReineckeJ. M. Venter OriginalPaper Pages: 39 - 44
Effects of synthetic and microbially produced chelates on the diffusion of iron and phosphorus to a simulated root in soil R. K. ReidC. P. P. ReidP. J. Szaniszlo OriginalPaper Pages: 45 - 52
Potassium uptake of rye-grass (Lolium perenne) and red clover (Trifolium pratense) as related to root parameters K. MengelD. Steffens OriginalPaper Pages: 53 - 58