A practical course in agricultural chemistry
Subtitle: for senior students of agriculture, dairying, horticulture and poultry husbandry
By: by Frank Knowles and J. Elphin Watkin, with a foreword by Sir John Russell.
Contributors: Watkins, Job Elphin, joint author.
Edition: [2d ed.]
Publisher: Macmillan
Published: 1947
Place of publication: London
Language: eng
Number of pages: 216
Subjects: Agricultural chemistry