WebTraductions en contexte de "estimer la dynamique" en français-anglais avec Reverso Context : procédé permettant d'estimer la dynamique d'un système en testant la fonction de transfert d'un sous-système WebSoil Chemical Criteria for Irrigation Suitability Classification of Brown Solonetzic Soils D. R. Bennett 1 Abstract: A good statistical relationship was obtained between the exchangeable-sodium ratio and the sodium adsorption ratio (SAR)
Erosion effect on the productivity of black soil in Northeast China
WebFeb 1, 2003 · Light fraction of soil organic C (LFOC) represents a major portion of labile soil organic C (SOC) and is a key attribute of soil quality. Soil respiration (Cmin) is an important index depicting the potential activity of the labile SOC. Six field experiments, varying in duration (8 to 25 yr), in location (Brown, Dark Brown and Black Chernozemic soil … WebFeb 1, 2009 · The objective of this study was to evaluate the spatial and temporal changes of soil CO2 emission and its relation to soil attributes in an area currently cropped with sugarcane under different relief forms and slope positions. ... middle, and lower slope sites on an Orthic Dark Brown Chernozemic soil. Soil carbon … Expand. 44. Save. Alert ... sluggish intestinal tract
Chernozem - Wikipedia
WebThe Dark Gray Chernozemic soils have somewhat lighter-coloured surface horizons than those of the Black Chernozemic soils, and are characteristic of soils developed in a … Webinitial physical and chemical properties of Dark Brown and Black Chernozemic soils used in the microcosm experiment.a Propertyb Dark Brown Black pH 6.3 6.3 Total N (g/kg) 2.2 7.1 NH4 +-N (mg/kg) 5 ... WebChernozemic soils (Borolls) formed in association with tall to short prairie grasses in a semiarid climate and in a temperature zone where the average annual soil temperature is between 32ºF and 49ºF. sokai at the falls