Sketch of the history of the Philadelphia Society for Promoting AgricultureRodney H. True · First published 1935Open the Tome
The cultivation of paprika pepperThomas Benton Young, Rodney H. True · First published 1932Open the Tome
Experiments on the value of greensand as a source of potassium for plant cultureRodney H. True, Fred William Geise · First published 1918Open the Tome
Physiological studies of normal and blighted spinachRodney H. True, Otis Fisher Black, James William Kelly, Herbert Horace Bunzel, Lon A. Hawkins, Samuel Leo Jodidi, Edward Henry Kellogg · First published 1918Open the Tome
Absorption and excretion of salts by roots, as influenced by concentration and composition of culture solutionsRodney H. True · First published 1912Open the Tome
Concentration relations of dilute solutions of calcium and magnesium nitrates to pea rootsRodney H. True, Harley Harris Bartlett · First published 1912Open the Tome
Some factors affecting the keeping qualities of American lemonsRodney H. True · First published 1909Open the Tome
The toxic action of a series of acids and of their sodium salts on Lupinus albusRodney H. True · First published 1900Open the Tome
The physiological action of certain plasmolyzing agentsRodney H. True · First published 1898Open the Tome
On the influence of sudden changes of turgor and of temperature on growthRodney H. True · First published 1895Open the Tome
On the flora of Madison and vicinityLellen Sterling Cheney, Rodney H. True · First published 1893Open the Tome
