2

Evaluating evaluation

Year:
1990
Language:
english
File:
PDF, 398 KB
english, 1990
3

Study of Hungers Affords Scientific Opportunity

Year:
1945
Language:
english
File:
PDF, 306 KB
english, 1945
24

Burton E. Livingston, 1875-1948

Year:
1948
Language:
english
File:
PDF, 1.45 MB
english, 1948
29

Foliar Diagnosis: Physiological Balance between the Bases Lime, Magnesia, and Potash

Year:
1939
Language:
english
File:
PDF, 922 KB
english, 1939
30

Foliar Diagnosis: The Influence of the Soil on the Action of Fertilizers

Year:
1939
Language:
english
File:
PDF, 1.91 MB
english, 1939
38

FOLIAR DIAGNOSIS IN RELATION TO SOIL HETEROGENEITY

Year:
1941
File:
PDF, 667 KB
1941