Maintaining appropriate levels of soil infiltrability is important for avoiding undesirable levels of surface runoff and erosion and for maintaining adequate rates of soil and groundwater *** study was conducted with ...
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Maintaining appropriate levels of soil infiltrability is important for avoiding undesirable levels of surface runoff and erosion and for maintaining adequate rates of soil and groundwater *** study was conducted with the aim of investigating the effects of Faidherbia albida(apple-ring acacia)and Vitellaria paradoxa(shea butter tree)trees and additions of inorganic fertilizer,leaves and compost on soil infiltrability in two agroforestry parkland systems in the western part of Burkina *** was measured before tilling both under and outside canopies of these trees,using tension disc and double-ring *** results show that infiltrability was 33%higher on average under than outside canopies in both agroforestry parkland *** compost,leaves and inorganic fertilizer did not improve infiltrability significantly during the study *** than 75%of the infiltrability estimates obtained using ring infiltrometers outside the canopies were lower than 40 mm/*** contrast,less than 10%of those obtained from under canopies were lower than *** could have highly significant effects on run-off,erosion and recharge since rain intensity measurements collected over three years at 30 min intervals showed that up to 35%of the annual precipitation fell with intensities≥40 mm/*** study demonstrates the potential of improving infiltrability and reducing surface runoff by managing trees appropriately in agroforestry systems in semi-arid tropics.
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