Yazar
r c jurney
19 cilt bulundu.
R. C. Jurney · [U.S. Govt. print. off.
28 sayfa · 1931
Soil surveys / Soils / Maps / Guidebooks / Buildings, structures
R. C. Jurney · United States Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
102 sayfa · 1945
Soil surveys / Soils / Maps
R. C. Jurney · U.S. Dept. of Agriculture, Bureau of Chemistry and Soils in cooperation with North Carolina Dept. of Agriculture and the North Carolina Agricultural Experiment Station
48 sayfa · 1937
Soil surveys / Soils / Maps
R. C. Jurney, H. C. Porter, United States. Bureau of Plant Industry, Soils, and Agricultural Engineering · U.S. Govt. Print. Off.
166 sayfa · 1951
Soil surveys / Soils
R. C. Jurney, Elvin Francis Henry, United States. Soil Conservation Service, Virginia Agricultural Experiment Station · U.S. Govt. Print. Off.
116 sayfa · 1956
Soil surveys / Soils / Maps