(1714) Schubert, Gilbert H. 



1958. California cone crop--1958. U.S. Forest Serv. Pacific Southwest Forest and 

 Range Exp. Sta. Res. Note 142, 5 pp. 



(1715) 



1962. Chemicals for brush control in California reforestation. U.S. Forest Serv. 

 Pacific Southwest Forest and Range Exp. Sta. Misc. Pap. 73, 14 pp. 



(1716) and Frank J. Baron. 



1959. California cone crop- -1959. U.S. Forest Serv. Pacific Southwest Forest and 



Range Exp. Sta. Res. Note 155, 7 pp. 



(1717) and Frank J. Baron. 



1960. California cone crop- -1960. U.S. Forest Serv. Pacific Southwest Forest and 



Range Exp. Sta. Res. Note 164, 8 pp. 



(1718) and Frank J. Baron. 



1965. Nursery temperature as a factor in root elongation of ponderosa pine seedlings. 

 U.S. Forest Serv. Res. Note PSW-66, 11 pp. 



(1719) , John M. Buck, and Anthony B. Evanko. 



1960. Rangeland drill used in reforestation in California. U.S. Forest Serv. Pacific 

 Southwest Forest and Range Exp. Sta. Misc. Pap. 42, 4 pp. 



(1720) and Harry A. Fowells. 



1964. Sowing rates for reforestation by the seed-spotting method. U.S. Forest Serv. 



Res. Note PSW-44, 9 pp. 



(1721) and Douglass F. Roy. 



1959. Tests of sandwich planting and the mechanical planting hole digger in California. 



U.S. Forest Serv. Pacific Southwest Forest and Range Exp. Sta. Res. Note 

 151, 10 pp. 



(1722) Schuette, Robert D. 



1965. Preparing reproducible pine needle fuel beds . U.S. Forest Serv. Res. Note 



INT -36, 7 pp. 



(1723) Schulman, Edmund. 



1941. Notes on long-lived ponderosa pine; an over-age stand in the Sierra Nevada. 

 J. Forest. 39: 411-413. 



(1724) 



1943. Over -age drought conifers of the Rocky Mountains. J. Forest. 41: 422-427. 



(1725) and G. C. Baldwin. 



1939. The chronology in 01-12, a dissected ponderosa. Tree -Ring Bull. 6: 13-16. 



(1726) Schultz, A. M. , and H. H. Biswell. 



1959. Effect of prescribed burning and other seedbed treatments on ponderosa pine 

 seedling emergence. J. Forest. 57: 816-817. 



(1727) Schumacher, Francis X. 



1932. Effect of partial cutting in the virgin stand upon the growth and taper of western 

 yellow pine. Calif. Agr. Exp. Sta. Bull. 540, 32 pp. 



(1728) Schuster, Joseph L. 



1964. Root development of native plants under three grazing intensities. Ecology 45: 

 63-70. 



107 



