Sentence examples for zero soil from inspiring English sources
Conventional tillage increased mean tuber yield of sweet potato by 30% compared with planting on untilled zero soil.
Apparent soil production rates define a steep, inverse exponential function of soil depth with a maximum of 143 m Ma−1 under zero soil depth.
More recent work has also described a declining exponential soil production function in which the highest rate is at zero soil depth.
In the case of zero soil cohesion, the reduction of normalised landslide volume reached 65%% for a 15 kN m−1 of lateral root reinforcement, 24° slope inclination, and 34° of soil effective friction angle.
Fifteen soil physicochemical properties were measured.
Three soil quality indices (SQIs) were used.
Thirteen soil units were defined, included in five soil subgroups and six particle size families.
Two soil replicates were collected from each cocoa farm.
Within the watershed there are five soil classes.
Two soil treatments were considered: annually mouldboard-ploughed and unploughed.
Additionally, differences between four soil groups were analysed.
