Effects of long periods under grass on s
โ
A. James Low
๐
Article
๐
1976
๐
John Wiley and Sons
๐
English
โ 823 KB
## Abstract The effects of long periods (up to many centuries) under grass on 34 mineral soils have been studied by contrasting their physical and other characteristics with the same soils which had a predominantly arable history in living memory. The old grassland soils contain more organic matter