Soil erosion caused by water Soil erosion by water is a major constraint to sustainable crop production.
(Soil erosion; caused; by water Soil erosion by water) (Soil erosion caused by water Soil erosion by water; is; a major constraint to sustainable crop production)
Soil erosion Soil erosion caused by water Soil erosion by water
caused is
by water Soil erosion by water
a major constraint to sustainable crop production