BIBLIOGRAPHY OF FOREST DISEASE RESEARCH 79 
Lindgren, R, M. 1181 
1933. Field observations of needle rusts of spruce in 
Minnesota, Phytopathology 23: 613-616. 
Lindgren, R. M. 1182 
1933. Summary of the viewpoints of various European in- 
vestigators as to the importance of Cronartium 
ribicola, U. S. Bur, Plant Indus,, Blister Rust 
News 17 (8): 129, [Processed, ] 
[Lindgren, R. M. ] 1184 
1934, Supplementary information on forest tree diseasesin | 
relation to stand improvement, U. S. Bur, Plant 
Indus, 2 pp. [Processed, ] 
Lindgren, R. M. E2S5 
1935. Decay of wood in your building--a preventable loss, 
Janitation 6 (3-4): 5-8, 10, 
Lindgren, R. M, 1186 
1935, Fungus control as one means of safeguarding future 
markets for wood, Jour, Forestry 33: 474-480. 
Lindgren, R. M. 1187 
1935, Lumber and log stains can be controlled by chemical 
treatments, U. S. Dept. Agr. Yearbook 1935: 
249-251, illus, 
Lindgren, R. M. 1189 
1942, Temperature, moisture, and penetration studies of 
wood-staining Ceratostomellae in relation to their 
control, USS. Dept. Agr. Tech. ‘Bul..,807) 35 pp. ; 
illus, 
Lindgren, R. M, 1190 
1947, Protection of wood products against insect and 
fungus damage, South African Indus, Chemist 
1: 58-60, 65-69, 
Also in South African Timber Trades Jour, 2 (5): 8-10; 2 
(6): 15-18; 2 (8): 14-16, 20. 1948, 
Lindgren, R. M, LLOI 
1948, Care needed in thinning pines with heavy fusiform 
rust infection, Forest Farmer 7 (12): 3, illus, 
Lindgren, R. M. 1192 
1948. Some diseases affecting southern shade and orna- 
mental trees, Arborist's News 13 (10): 83-86, 
Lindgren, R. M, 1193 
1948, Thinning pines cankered by fusiform rust, U. S. 
Forest Serv. , South, Forest Expt, Sta, , South, 
Forestry Note 55: 1-2, [Processed, ] 
Also, with title, Better to leave some trees having fusiform 
rust than thin too much, Naval Stores Rev. 58 (9): 6. 
May 29, 1948, 
Lindgren, R. M. 1194 
1949, Density and moisture relations in slash pine wood, 
U. S. Forest Serv. , South, Forest Expt, Sta,, 
South, Forestry Note 63: 1-2, [Processed., | 
Lindgren, R. M. 1195 
1950. Damage from heavy fusiform cankering in '49 can 
be reduced, Forest Farmer 9 (4): 9, illus, 
Lindgren, R. M. 1196 
1950. Oak wilt in our hardwood forests, Southern Hardwood 
Producers, Inc. 3 pp. [Processed, ] 
390971 O- 57-6 
