Sentence examples for permanent soil from inspiring English sources

The rule-based model showed that the drainage effect on N2O emissions was dominant over the permanent soil variables.

Provision of permanent soil cover using crop residues in conservation agriculture (CA) is constrained by livestock grazing and termite consumption in smallholder farming systems of sub Saharan Africa.

The assessment reveals that shifts in ecological state do not cause permanent soil properties changes, but that at a landscape scale they can limit production, affecting local livelihoods.

However, no-till systems are based on permanent soil cover by organic material, so grazing livestock can compete for soil cover.

As data basis, a total of 203 soil samples of the Saxon Permanent Soil Monitoring Program, collected between 1998 and 2013 at 48 representative locations with respect to soil type, parent material, land use and climate conditions, were used.

We conclude that VNIR and MIR spectroscopy has the potential to quickly provide reliable information regarding major soil parameters and metal contents and is thus a promising alternative approach to support soil analysis within the Saxon Permanent Soil Monitoring Program.

Perennial forage crops are also important in soil conservation and environmental protection [3], as they add organic matter to the soil and serve as a permanent ground cover preventing soil erosion [4].

In comparison with cotton monoculture sown either after conventional tillage or on permanent beds, soil water storage, particularly during the early part of growing season when rainfall provided the major proportion of crop water requirements, and drainage were greatest when a cotton wheat rotation was sown on permanent beds.

Already, the Forest Service has blocked vehicle trails into some meadows and other fragile areas where vehicle use has caused permanent rutting, soil erosion and watershed damage.

The plant types were: (i) 6 years of a mixture of Australian native woody species grown in belts followed by 1 year of cereal crop (belt-soil); (ii) rotation of annual crops (cropping-soil); (iii) a permanent pasture (pasture-soil).

The results from the experiments were used to characterise six models of subgrade soil permanent deformation performance identified from the literature and from these to develop a new improved model of performance which incorporates resilient behaviour.