Results 81 to 90 of about 63,448 (193)

Contributions to our knowledge of soil fertility. vi

, 1913
R Greig-Smith
openalex   +2 more sources

Correlation of soil tests with pot and field trials in the evaluation of soil fertility [PDF]

, 1962
R. V. Tamhane, B. V. Subbiah
openalex   +1 more source

Soils and Soil Fertility [PDF]

Journal of AOAC INTERNATIONAL, 1957
openaire   +1 more source

National Dairy Council, an organization--not for profit--to advance dairying, agriculture and soil fertility

, 1916

openalex   +2 more sources

SOIL FERTILITY, POPULATION, AND THE ANCIENT MAYA [PDF]

, 1960
U. M. Cowgill
openalex   +1 more source

FERTILITY OF A CHERNOZEMIC CLAY SOIL AFTER 50 YEARS OF CROPPING WITH AND WITHOUT FORAGE CROPS IN THE ROTATION [PDF]

, 1966
E. D. Spratt
openalex   +1 more source

Macro and micronutrient based soil fertility zonation using fuzzy logic and geospatial techniques. [PDF]

Sci Rep
Venkateswarlu M, Rallapalli S, Singh A, Chalapathi GSS, Kumar S, Katpatal YB, Sujatha G.   +6 more
europepmc   +1 more source

Soil Fertility Studies in Madras State Using Radio Tracer Technique-1. Placement of Phosphate to Hybrid Sorghum [PDF]

, 1969
VIVEKANANDAN S.N, Siddarthan Venkatachalam, S PREMANATHAN, A. Govindarajan   +3 more
openalex   +1 more source

Tobacco intercropping enhances soil fertility by improving synergic interactions between soil physicochemical and microbial properties. [PDF]

Front Microbiol
Gu K, Liu X, Liu M, Wei X, Li J, Hu Y, Jiang Y, Chen Y, Wang D, Yang Y, Su J, Wang L.   +11 more
europepmc   +1 more source

The relation of fertilisers to soil fertility

, 1913
Frederick Bickell Guthrie
openalex   +2 more sources