On the sources of the nitrogen of vegetation
Subtitle: with special reference to the question whether plants assimilate free or uncombined nitrogen
By: By John Bennet Lawes, Joseph Henry Gilbert and Evan Pugh
Contributors: Gilbert, Joseph Henry, Sir, 1817-1901; Pugh, Evan, 18th cent.
Publisher: Printed by Taylor and Francis
Published: 1862
Place of publication: London
Language: eng
Number of pages: 577
Subjects: Plants -- Nitrogen.
Notes: From the Philosophical Transactions. Part II. 1861.