482 



INDEX TO AUTHORS NAMES 



Schaeffer. G. Vitamines. 133. 



Schaffner, J. H. Catalog of Ohio plants. 

 1918. 1812. — Dichotomy in Vernonia. 

 1574, *1503. — Dioecism in Morus and 

 Salix. 1575, *1501. — Sex reversal in hemp. 

 1502. 



Schallmayer, W. Heredity and selection. 

 (Rev. by Frets) 1481. 



Schamberg, J. F., J. A. Kolmer, G. W. 

 Raiziaa, and Mary E. Trist. Sodium 

 oxymercury-ortho-nitrophenolate as dis- 

 infectant. 830, 2750. 



Schander, R. Potato diseases in agronomy, 

 1917. 2751. 



Schatzlein. Rev. of Sidenius, E. 1790, *1402. 



Schenk, P. J. (Van der Broek and Schenk) 

 2779. 



Scherffius, W. H. Cotton in South Africa. 

 *1403. 



Shick, C. Cactus culture in 1918. *3018. 



Schiffner, V. Dalmatian hepatics. 1589. 



Schlechter, R. Ericaceae of German New 

 Guinea. 3019. — New Thismia from Pa- 

 puasia, New Guinea. 3020. — (Gilg, E., 

 and R. Schlechter) 2979. 



Schmidt, Elsa. Hydrastin and berberin 

 from Hydrastis. 432. 



Schmidt, J. Clones (Humulus), XI. 2192 — 

 Individual potency. 2190. — Racial stud- 

 ies in fishes, II. *664, 2191. 



Schmidt, J. M., and F. W. Heyl. Digitalis 

 leaf-extracts. 2820. 



Schneider, C. Notes on North American 

 willows, III. 1838— Notes on North 

 American willows, IV. 1839. 



Schoeners, T. H. C. Tomato canker in Hol- 

 land. 2754. 



Schoevers, T. A. C. Orchard disease control 

 in Holland. 1658, *1553— New plant dis- 

 eases in Holland. 1657. — Rolling of to- 

 mato leaves. 1659, *2919. — Spinach root 

 disease. 115. — Tomato nematode. 1195. 



Schouten, S. L. Rev. of Pascher, A. *70. 



Schouten-Ilcken, W. S. J., and R. W. Tuin- 

 zing. Iodometric estimation of nitrogen 

 in fertilizer. 2874. 



Schoyen, T. H. Insects and diseases of Nor- 

 wegian crops 1917. 2752. 



Schribaux, F. Late sowing of sugar-beets in 

 Spain. 1404. 



Schroter, C. Flora of Lower Engadine Na- 

 tional Park. 1978. 



Schultz, E. S., Donald Folsom, F. M. Hilde- 

 brandt, and L. A. Hawkins. Mosaic dis- 

 ease of potato. 2755. 



Schultz, W. Somatically activated color 

 factors in Russian hares. 1504. 



Schultz, O. E. Cruciferae of Papuasia. 3021. 



Schuppli, O. (Willstatter, R. O. Schuppli, 

 and E. W. Meyer) 2862. 



Schwab, W. G. Virginia forests. 215, *570, 

 *571. 



Schwartz, M. Slug injury in northern 

 France, 1916. 2753. 



Schwerin, F. Blister rust of Pinus austriaca. 

 (Rev. by Matouschek) 2697. 



Scofield, C. S. T. H. Kearney, C. J. Brand, 

 O. F. Cook, and W. T. Swingle. Ameri- 

 can Egyptian cotton. 199. 



Scott, D. H. Mesoxylon. *93, 95. 



Scott, L. H. Varieties of Satsuma orange. 

 2363. 



Scoville, W. L. Scammony and its substi- 

 tutes. 1707. 



Seaton, E. Prunes in northwest U. S. A. 

 2364. 



Seissl, J. Phosphoric acid in ignited soils. 

 (Rev. by Richter) 1777. 



Seiler, J. Sex determination and chromo- 

 somes in Lepidoptera. 1506. — Rev. of 

 Doncaster. *2193. — Rev. of Haase-Bes- 

 sell. *2195— Rev. of Federly. *2194 — 

 Rev. of Harrison and Doncaster. *2196. 



Senior, J. K. (Northrop, J. H., L. H. Ashe, 

 and J. K. Senior) 2890. 



Serre, Paul. Uses of grape seeds in Cali- 

 fornia. 1097. 



Severance, George. Washington [State] 

 work on botany, chemistry, horticulture, 

 etc., 1918. 1882, *2958, *2757. 



Severin, H. H. P. Beet leafhopper (Entettix) 

 in California. 2758. 



Seward, A. C. Antarctic fossil plants. 

 (Rev. by Carpentier) 2507. — Fossil 

 plants, IV. 2517.— Palebotany in Great 

 Britain. 1615. — (Rev. of Chamberlain, 

 C. J.) 1140. 



Sewell, M. C. Tillage; a review of the lit- 

 erature. 1883, *2957. 



Shamel, A. D. Furrow-manuring of citrus 

 trees in California. *2365. 



Shannon, C. W. (Stevens, G. W., and C. W. 

 Shannon) 1981. 



Shapovalov, M. Potential potato parasites. 

 2759. 



Sharp, L. T., and D. R. Hoagland. Acid 

 soils. 2925. — (Hoagland, D. R., and L. 

 T. Sharp) 2920. 



Sharp, P. F. (McClendon, J. P., and P. F. 

 Sharp) 2853. 



