Sentence examples for soil has been studied from inspiring English sources

Their role in ecosystem processes in surface soil has been studied extensively, but effects of burrowing species on processes in subsurface soil remain poorly known.

The effect of salicylic acid on P availability in soil has been studied by Staunton and Leprice [ 30], who showed that salicylate increased the P concentration in the soil solution of a neutral calcic Luvisol.

The dielectric properties of wet soil have been studied by several authors (e.g. [27, 34]).

In recent years, phytoremediation of saline soils has been studied by researchers and it was observed that the use of some halophytes could remove salt from soil.

Interactions between inorganic P, plants and soils have been studied extensively.

In parallel, the effects of time and strain rate on the behaviour of soils have been studied for many years by geotechnical engineers, to estimate the long-term performance of ground structures.

In recent years, plants having ability to remove salts from contaminated soils have been studied and identified by many researchers [ 10– 13].

To study the fate of this pesticide in soil and extent of surface and groundwater contamination, its adsorption on four soils of different soil characteristics has been studied using batch equilibrium technique.

Effect of the size of rhizospheric bacterial populations on germination of seeds and development of simple terrestrial "wheat plants - rhizospheric microorganisms - artificial soil" and "wheat plants - artificial soil" systems has been studied.

The importance of soil wettability and its relationship to many soil properties has been studied extensively.

The use of cyanobacteria as soil conditioners has been studied intermittently for many decades.