Now showing items 1-6 of 6
Factors limiting microbial activities in soil. II: The effect of sulfur
(Springer-Verlag, 1961-12)
The only nutrient element other than nitrogen and phosphorus which limited microbial activity in a sandy soil was sulfur. The addition of extremely small quantities of MgSO 4 , ranging from 0.32 to 1.6 mg sulfur/100 g soil, ...
Factors limiting microbial activities in soil
(Springer-Verlag, 1961-12)
The influence of several environmental factors on microbial activity in soil was measured by CO 2 evolution, substrate disappearance, formation of intermediates, and changes in p H . Although good correlation was obtained ...
Constant protein turnover in mammalian cells during logarithmic growth
(Elsevier, 1961-03-24)
Observations on chytridiaceous parasites of phanerogams
(Springer-Verlag, 1961-09)
Resting spores of the chytrid parasite of Claytonia virginica or “Spring Beauty”, Physoderma claytonianum var. sparrowii , were overwintered in plastic containers buried at the site of collection near Ann Arbor, Mich., ...
Incompatibility studies in Oenothera
(Springer-Verlag, 1961-09)
Es wird weiteres Material vorgelegt, um die allgemeine Aussage zu stützen, daß Inkompatibilitätsallele in allen phylogenetischen Gruppen der komplexheterozygoten Arten der nordamerikanischen Euoenothern zu finden sind. ...