Agricultural, Botanical, and Chemical Results of Experiments on the Mixed Herbage of Permanent Grass-Land, Conducted for Many Years in Succession on the Same Land. Part III.--The Chemical Results

John Bennet Lawes, J. Henry Gilbert
1899 Proceedings of the Royal Society of London  
doi:10.1098/rspl.1899.0045 fatcat:yxxuvlm6gbhzfmhmm6be3qf5ya