With the system of "grass roots" buried deep in the soil directly and spread like a wall, thus helping to slow the speed of the water flow in the face of the earth. Help to keep moisture of soil and prevent the collapse of the face of the earth. It is useful for soil conservation, such as planting in slope area or dam area to prevent erosion of the soil, improve the soil degradation And also grow to prevent poisoning down water, etc.
การแปล กรุณารอสักครู่..
