Literaturrecherche

Literatur Joschko M, Diestel H, Larink O (1989) Assessment of earthworm burrowing efficiency in compacted soil with a combination of morphological and soil physical measurements. Biol Fertil Soils 8(3):191-196

Literatur Henschke RB, Nücken E, Schmidt FRJ (1989) Fate and dispersal of recombinant bacteria in a soil microcosm containing the earthworm Lumbricus terrestris. Biol Fertil Soils 7(4):374-376

Literatur Henschke RB, Schmidt FRJ (1989) Survival, distribution, and gene transfer of bacteria in a compact soil microcosm system. Biol Fertil Soils 8(1):19-24

Literatur Reber HH (1989) Threshold levels of cadmium for soil respiration and growth of spring wheat (Triticum aestivum L.), and difficulties with their determination. Biol Fertil Soils 7(2):152-157