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more general categories information about this item Calendar Year Calendar Year Year (337475) 2011 (42920) Farms and Farming Systems Farms and Farming Systems agricultural management (3309) crop management (2353) cropping systems (1899) crop rotation (675) farming systems (3425) agroforestry (417) Forest Science and Forest Products Forest Science and Forest Products forestry (3771) agroforestry (417) Geographical Locations Geographical Locations Africa (5522) Sub-Saharan Africa (4320) Eastern Africa (1557) Ethiopia (477) Natural Resources, Earth and Environmental Sciences Natural Resources, Earth and Environmental Sciences atmospheric sciences (22912) meteorology and climatology (21777) climatic zones (3679) tropics (962) ecology (54081) ecosystems (7820) ecosystem services (738) environmental science (25745) environmental management (7092) geology (23343) sediments (4996) sand (1091) silt (252) natural resource management (11559) land management (3933) watershed management (173) natural resources (75944) land resources (17347) watersheds (4526) soil science (29220) soil quality (958) soil surveys (182) soil analysis (1869) soil sampling (1477) soil biology (8251) soil biochemistry (5305) soil organic matter (2911) soil organic carbon (1116) soil chemistry (7710) soil nutrients (781) exchangeable cations (227) exchangeable calcium (58) exchangeable magnesium (29) exchangeable potassium (53) soil biochemistry (5305) soil organic matter (2911) soil organic carbon (1116) soil chemical properties (1960) cation exchange capacity (235) soil management (9354) fertilizer application (1798) fertilizer rates (966) tillage (1441) conservation tillage (560) soil properties (7954) soil heterogeneity (246) soil chemical properties (1960) cation exchange capacity (235) Physical and Chemical Sciences Physical and Chemical Sciences chemical substances (129118) chemical compounds (78840) inorganic compounds (30695) metals (14084) metallic elements (11806) transition elements (6939) iron (1778) elements (30672) metallic elements (11806) transition elements (6939) iron (1778) nonmetallic elements (20442) phosphorus (3373) trace elements (7005) iron (1778) chemistry (84737) chemical composition (25538) nitrogen content (3740) physics (54990) physical properties (32618) density (1006) bulk density (719) Plant Science and Plant Products Plant Science and Plant Products crop management (2353) cropping systems (1899) crop rotation (675) plant cultural practices (6745) fertilizer application (1798) fertilizer rates (966) soil management (9354) fertilizer application (1798) fertilizer rates (966) tillage (1441) conservation tillage (560) Reference Types Reference Types Journal (337546) Research, Technology and Engineering Research, Technology and Engineering engineering (9759) design (442) sustainable design (33) geospatial science and technology (2769) geostatistics (177) geospatial data processing (215) kriging (194) materials science (14620) materials (8714) clay (738) mathematics and statistics (33406) statistics (23850) geostatistics (177) statistical analysis (13399) kriging (194) research (30526) research methods (29174) surveys (5011) soil surveys (182) sustainability science (207) sustainable design (33) technology (49139) application technology (7315) application parameters (3144) application rate (2597) fertilizer rates (966) Rural and Agricultural Sociology Rural and Agricultural Sociology culture and humanities (960) arts (473) design (442) sustainable design (33) people (16543) farmers (1613) Abstract of Article: Will be presented in next release Date Last Accessed: Accessed January 20, 2015 Title of Article: Catchment-scale spatial variability of soil properties and implications on site-specific soil management in northern Ethiopia Author(s) of Article: Will be identified in next release Citation: Soil and tillage research 2011 v.117 pp. 124-139 Click to View: (Click to View) Date of Publication: 2011 Location of Article: http://pubag.nal.usda.gov/pubag/article.xhtml?id=535171 Name of Publication: Soil and tillage research Publishing Company: Will be identified in next release Accession Number: 145734