𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Formation of biologically active substances by rhizosphere bacteria and their effect on plant growth

✍ Scribed by A. Hussain; V. Vančura


Book ID
112924946
Publisher
Springer Netherlands
Year
1970
Tongue
English
Weight
868 KB
Volume
15
Category
Article
ISSN
0015-5632

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Kinetics of formation of humic substance
✍ F. B. DeWalle; E. S. K Chian 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 720 KB

## Abstract Humic substances were isolated during batch aeration studies with activated sludge and a complex waste source, by using concentration and separation techniques that employ reverse osmosis, ultrafitration, and gel permeation chromatography. The study suggests that the formation of high m