162 MISC. PUBLICATION 2 81, U. S. DEPT. OF AGRICULTURE 

 Pieters, A. J., and Brown, E. (2912) 



KENTUCKY BLUE GRASS SEED: HARVESTING, CURING, CLEANING. U. S. Bur. 



Plant Indus. Bull. 19, 19 pp., illus. 1902. 

 Robbins, W. W. (2913) 



THE BOTANY OP CROP PLANTS. A TEXT AND REFERENCE BOOK. Ed. 3, reV., 



639 pp., illus. Philadelphia. 1931. 

 Sampson, A. W. (2914) 



COLLECTION AND SOWING OF ALFILARIA SEED (ERODIUM CICUTARIUM), SEQUOIA 



national forest. U. S. Forest Serv., Rev. Forest Serv. Invest. 2: 14-17. 

 1913. 

 (2915) 



THE RESEEDING OF DEPLETED GRAZING LAND TO CULTIVATED FORAGE PLANTS. 



(With prefatory note by F. V. Coville.) U. S. Dept. Agr. Bull. 4, 34 pp., 

 illus. 1913. 



(2916) 



reseeding the range. Natl. Wool Grower 11 (3): 11-13, illus. 1921. 



(2917) 



an 800-mile range reseeding plan. Natl. Wool Grower 14 (5): 19-21. 

 1924. 



Savage, D. A. (2917a) 



methods of reestablishing buffalo grass on cultivated land in the 

 great plains. U. S. Dept. Agr. Circ. 328, 20 pp., illus. 1934. 



Schoth, H. A. (2918) 



crested wheat grass for dry ranges. Pacific Rural Press 126: 518. 

 1933. 



Sheets, E. W. (2919) 



KEEPING THE EARTH GREEN. CONTROLLED CROP PRODUCTION WILL CAUSE 



many farmers to turn to forage crops. Cattleman 20: 16-19, illus. 

 1933. 



Shepperd, J. H. (2920) 



sweet clover; experiments in pasturing. N. Dak. Agr. Expt. Sta. Bull. 

 211 [57] pp., illus. 1927. 



Shinn, C. H., and Jaffa, M. E. (2921) 



AUSTRALIAN SALT BUSHES. RESULTS OF EIGHTEEN YEARS' TESTS. Calif. Agr. 



Expt. Sta. Bull. 125, 30 pp., illus. 1899. 



Contents: Characteristics, Propagation, and Field experiments by C. H. 

 Shinn; Composition and Food Value, by M. E. Jaffa. 



Stephens, J. M., and others. (2922) 



REPORT OF THE NORTHERN GREAT PLAINS FIELD STATION FOR THE 10- YEAR 



period, 1913-22, inclusive. U. S. Dept. Agr. Bull. 1301, 80 pp., illus. 1925. 

 The reports on the grazing and forage crop Experiments were prepared by 

 J. T. Sarvis. 



Stewart, T. G., Robertson, D. W., and Koonce, D. (2923) 



PASTURE AND FEED CROPS FOR IRRIGATED AND MOUNTAIN AREAS. Colo. Agr. 



Col. Ext. Bull. 318-A, 26 pp., illus. 1932. 

 Stoa, T. E. (2924) 



PERSISTENCE OF VIABILITY OF SWEET CLOVER SEED IN A CULTIVATED SOIL. 



Jour. Amer. Soc. Agron. 25: 177-181, illus. 1933. 

 Teutsch, W. L. (2925) 



seeding range lands by airplane. Natl. Wool Grower 18 (3): 29-30, 

 illus. 1928. 



(2926) 



making pastures of logged-off land. Natl. Wool Grower 19 (5): 29, 

 illus. 1929. 



Tracy, S. M. (2927) 



Rhodes grass. U. S. Dept. Agr. Farmers' Bull. 1048, 16 pp., illus. 1919. 



Tysdal, H. H. (2928) 



INFLUENCE OF LIGHT, TEMPERATURE, AND SOIL MOISTURE ON THE HARDENING 



process in alfalfa. Jour. Agr. Research 46: 483-515, illus. 1933. 



