The hardness and density of high yielding soils were lower than those of the control plot soils.
The hardness and density of high yielding soils were lower than those of the control plot soils.
高产稻田土壤硬度和容重比对照田块的低。
The hardness and density of high yielding soils were lower than those of the control plot soils.
高产稻田土壤硬度和容重比对照田块的低。