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A comparison of strategies for ameliorating subsoil acidity: I. Long-term growth effects - LTSE

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Data Holder: 
Thibaud, Guy
Publications: 
A comparison of strategies for ameliorating subsoil acidity: I. Long-term growth effects
Publications: 
A comparison of strategies for ameliorating subsoil acidity: II. Long-term soil effects
Location:
South Africa
Latitude: -28.516667
Longitude: 29.350000
Background
Continent: 
Africa
Website: 
http://soil.scijournals.org/cgi/reprint/64/2/646
Year LTSE Began: 
1990
On-going or Terminated?: 
Terminated
Comments: 
Additional Literature: Farina, MP and P Channon. 1988a. Acid-subsoil amelioration: I. A comparison of several mechanical procedures. Soil Sci. Soc. Am. J. 52:169-175. Farina, MP and P Channon. 1988b. Acid-subsoil amelioration: II. Gypsum effects on growth and subsoil chemical properties. Soil Sci. Soc. Am. J. 52:175-180. Farina, MP and P Channon. 1991. A field comparison of lime requirement indices for maize. Plant Soil 134:127-135. Emd Farina 13 July 05; Recd em on termination of this LTSE. Guy Thibaud, thibaudg@dae.kzntl.gov.za Soil-Science-Society-of-America-Journal. 2000; 64(2): 652-658 farina@nitrosoft.co.za MPW Farina
Environment
Annual Precipitation (mm): 
800-1200
Mean Annual Soil Temperature (C): 
Mesic: 8 to 15C
Landuse: 
Arable
Ecoregion: 
Cool Temperate
Elevation (m): 
800-1500
Experimental Design
Design (short description): 
4 replications of a randomized complete block design with 11 treatments applied 3 months prior to planting in 1982.
Permanent plot area (square meters): 
100-1000
Soil Classification
soilorder: 
Ultisol
Soil taxa (ex, Great Group of Soil Taxonomy): 
Plinthic Paleudult
Soil/Data Archive
Vegetative samples archived: 
Yes
Soil solid samples archived: 
Yes
Samples from multiple depths: 
Yes
Sample frequency: 
Annual
Year of first sampling for archive: 
1982
Year of last sampling for archive: 
1992
Soil Solid Data
pH and acidity: 
Yes
Organic Carbon: 
Yes
Nitrogen: 
Yes
Other macronutrients: 
Yes
Micronutrients: 
No
Chemical Contaminents: 
No
Water holding capacity: 
No
Bulk Density: 
Yes
Mineralogy: 
Yes
Soil Water Data
pH and alkalinity: 
No
Dissolved organic carbon: 
No
Other macronutrients: 
No
Micronutrients: 
No
Soil Gas Data
Surface Fluxes: 
No
Concentrations belowground: 
No
Vegetation Data
Harvest mass: 
Yes
Harvest nutrient contents: 
Yes