(1891) Stone, Edward C. and Gilbert H. Schubert. 



1956. New roots on pine seedlings. Calif. Agr. 10(3): LI, 14. 



(1892) and Gilbert H. Schubert. 



1959. Seasonal periodicity in root regeneration on ponderosa pine transplants- -a phys- 

 iological condition. Soc. Amer. Forest. Proc. 1958: 154-155. 



(1893) and Gilbert H. Schubert. 



1959. The physiological condition of ponderosa pine (Pinus ponderosa Laws.) planting 

 stock as it affects survival after cold storage. J. Forest. 57: 837-841. 



(1894) and Gilbert H. Schubert. 



1959. Root regeneration by ponderosa pine seedlings lifted at different times of the 

 year. Forest Sci. 5: 322-332. 



(1895) and Gilbert H. Schubert. 



1959. Root regeneration by seedlings . Calif. Agr. 13(2): 12, 14. 



(1896) and Gilbert H. Schubert. 



1959. Ponderosa pine planting stock. Calif. Agr. 13(3): 11-12. 



(1897) , Gilbert H. Schubert, RolfW. Benseler, and others. 



1963. Variation in the root regenerating potentials of ponderosa pine from four Califor- 

 nia nurseries . Forest Sci. 9: 217-225. (Other authors: Frank J. Baron and 

 Stanley L. Krugman.) 



(1898) and A. Y. Shachori. 



1954. Absorption of artificial dew; ponderosa pine seedlings demonstrate ability to 

 reverse usual procedure of plant transpiration. Calif. Agr. 8(12): 7, 10. 



(1899) , A. Y. Shachori, and R. G. Stanley. 



1956. Water absorption by needles of ponderosa pine seedlings and its internal re- 

 distribution. Plant Physiol. 31: 120-126. 



(1900) Stone, Robert N. , and Walter T. Bagley. 



1961. The forest resource of Nebraska. U.S. Forest Serv. Rocky Mountain Forest 

 and Range Exp. Sta. Forest Surv. Release 4, 45 pp. 



(1901) Stretch, R. H. 



1882. Notes on Pieris menapia Felder. Papilio 2: 103-110. 



(1902) Strickler, Gerald S. 



1965. The flora of the Starkey Experimental Forest and Range. U.S. Forest Serv. 

 Pacific Northwest Forest and Range Exp. Sta. , 85 pp. 



(1903) Strohl, Mary Jane, and Margaret K. Seikel. 



1965. Polyphenols of pine pollens. Phytochemistry (England) 4: 383-399. 



(1904) Struble, George R. 



1930. The biology of certain Coleoptera associated with bark beetles in western yellow 

 pine. Univ. Calif. Pub. Entomol. 5(6): 105-134. 



(1905) 

 (1906) 



1948. Pine blow-down causes outbreak of western pine beetle. J. Forest. 46: 129-130. 



1955. California five-spined engraver beetle. U.S. Forest Serv. Forest Pest Leafl. 

 4, 4 pp. 



(1907) andR. C. Hall. 



1955. The California five-spined engraver; its biology and control. U.S. Dep. Agr. 

 Circ. 964, 21 pp. 



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