FACTORS AFFECTING YIELDS AND UPTAKE OF PHOSPHORUS BY DIFFERENT CROPS: II. ROCK PHOSPHATE AND SUPERPHOSPHATE, SEPARATE AND IN COMBINATION, UNDER EXTENDED CROPPING MCLEAN, E. O. MCLEAN, E. O. Less Soil Science. 82(3):181-192, September 1956. Favorite PDF Permissions Buy
INFLUENCE OF SUN HEAT ON CLAYS WINKLER, ERHARD M. WINKLER, ERHARD M. Less Soil Science. 82(3):193-200, September 1956. Favorite PDF Permissions Buy
SIGNIFICANCE OF THE COEQUAL EFFECT OR BALANCED-BAULIC-POUNDAGE RATIO OF MAJOR FERTILIZER NUTRIENTS TO RELATIVE PERCENTAGE GROWTH RESPONSE IN CROP PLANTS COOPER, H. P.; HALL, E. E. COOPER, H. P.; HALL, E. E. Less Soil Science. 82(3):201-216, September 1956. Favorite PDF Permissions Buy
AN APPLICATION OF A METHOD OF GAS MICROANALYSIS TO THE STUDY OF SOIL AIR HACK, H. R. B. HACK, H. R. B. Less Soil Science. 82(3):217-232, September 1956. Favorite PDF Permissions Buy
AMMONIUM LIGNIN SULFONATE AS A CHELATING AGENT FOR SUPPLYING SOLUBLE IRON TO PLANTS WALLACE, A.; ASHCROFT, R. T. WALLACE, A.; ASHCROFT, R. T. Less Soil Science. 82(3):233-236, September 1956. Favorite PDF Permissions Buy
INCIDENCE IN SOIL OF BACTERIA REQUIRING VITAMIN B12 AND THE TERREGENS FACTOR LOCHHEAD, A. G.; BURTON, MARGARET O. LOCHHEAD, A. G.; BURTON, MARGARET O. Less Soil Science. 82(3):237-246, September 1956. Favorite PDF Permissions Buy
INFLUENCE OF EXCHANGEABLE SODIUM ON THE YIELD AND CHEMICAL COMPOSITION OF PLANTS: I. GREEN BEANS, GARDEN BEETS, CLOVER, AND ALFALFA BERNSTEIN, LEON; PEARSON, GEORGE A. BERNSTEIN, LEON; PEARSON, GEORGE A. Less Soil Science. 82(3):247-258, September 1956. Favorite PDF Permissions Buy
A Treatise on Surveying. Sixth Edition CASSIE, W. FISHER CASSIE, W. FISHER Less Soil Science. 82(3):259, September 1956. Favorite PDF Permissions Buy
Animal Nutrition. Fourth Edition MAYNARD, LEONARD A.; LOOSLI, JOHN K. MAYNARD, LEONARD A.; LOOSLI, JOHN K. Less Soil Science. 82(3):259, September 1956. Favorite PDF Permissions Buy
Annual Review of Plant Physiology. Volume 7 BLINKS, LAWRENCE R. BLINKS, LAWRENCE R. Less Soil Science. 82(3):259, September 1956. Favorite PDF Permissions Buy
As I See India TRUMBULL, ROBERT TRUMBULL, ROBERT Less Soil Science. 82(3):260, September 1956. Favorite PDF Permissions Buy
The Chemistry and Mode of Action of Plant Growth Substances WIGHTMAN, F. WIGHTMAN, F. Less Soil Science. 82(3):260, September 1956. Favorite PDF Permissions Buy