[PDF] Top 20 Changes in the spatial variation of soil

... is the most important determinant of the scale of soil nutrient variability, implicit in our second hypothesis is the idea that nutrient cycling processes are also an ... Lihat dokumen lengkap

... live in soils, which are continually changing in response to varying soil characteristics, climate, and land management through application of organic matter (Thies and Rillig ...2009). ... Lihat dokumen lengkap

... soil) in the mineral soils from our study sites were low compared to undisturbed or less degraded temperate forest soils ...(1995), soil microbial properties may re¯ect differ- ences in ... Lihat dokumen lengkap

... area of 3 m6 m to a depth of 1.8 m in cinnamon ...soil. Spatial variability of soil water content and concentration were simulated using a stochastic ...model. The ... Lihat dokumen lengkap

... Note the high and homogeneous LOI values in WCA-1, the area with the deepest ...and the Shark River Slough area of the ENP also exhibited high LOI ... Lihat dokumen lengkap

... mosaic of disturbed and degraded (due to anthropo- genic activities, soil erosion, landslides, intensive agricul- ture practices) ecosystems (Ramakrishnan et ...patches of climax forests. This region ... Lihat dokumen lengkap

... Most of grasslands in the earth are over-used and poorly managed (Oldeman ...1994). The overuse of grassland is driven by the demand for forage production since signifi- cant ... Lihat dokumen lengkap

... run-off in the diffuse pollution monitoring sites Nutrient run-off from diffuse pollution monitoring sites is presented in ...demonstrated the evident influence of water discharge on ... Lihat dokumen lengkap

... monocultures of a number of crops failed, mixtures of crops and useful fallow species adapted to the local site conditions appear to be promising alternatives (Liebman and Dyck 1993; de ... Lihat dokumen lengkap

... Abstract: The fragmentation of forest vegetation cover can be measured quantitatively, using tools that can characterize the geometry and spatial properties of the patch or ... Lihat dokumen lengkap

... variability of soil hydraulic properties was measured in a forested hillslope and analyzed by applying combined water-retention-hydraulic-conductivity models (the LN and VG models) and a power ... Lihat dokumen lengkap

... diminish in the upper 10 cm, especially in Tt, To, and Tb; at the 10-20 cm depth level Nt content did not show significant ...with the work developed by Tiessen and Stewart (1983), and ... Lihat dokumen lengkap

... pH in a buffered solution, we performed non-buffered assays in order to make pH conditions resem- ble the observed pattern of soil pH variation between acid- mist treatments ... Lihat dokumen lengkap

... advantages of aero-space remote sensing techniques using optical sensors for non-destructive spatial assessment of soils characteristics have been ...researchers in recent past showed ... Lihat dokumen lengkap

... Changes in soil physical and chemical properties were evaluated in several on-farm studies located in rainfed, hardsetting red Al®sols (Ferric Luvisols) and in irrigated, ... Lihat dokumen lengkap

... a soil profile in the central part of each ...profile the boundaries of the soil horizons were identified, and of each horizon four soil samples were ... Lihat dokumen lengkap

... typical soil depth pro fi le at a hillcrest or sideslope reveals dis- tinct boundaries between the bioturbated and non-horizonated soil, weathered bedrock, and unweathered bedrock ...2A). The ... Lihat dokumen lengkap

... component of the procedure is the de- termination of the critical failure ...surface. The approach presented herein adopts the first-order reliability method (FORM) to ... Lihat dokumen lengkap

... density of Pontoscolex corethrurus on three diferrent ages of oil palm showed variation ...months of observation, the highest population density with value 35 individuals/m 2 was found ... Lihat dokumen lengkap

... to the phenomena of higher surface temperature occurring in urban areas as compared to the surrounding countryside attributable to ...Spatio-temporal changes in UHI can be ... Lihat dokumen lengkap