China formulates plan to curn soil erosion
China formulated an ambitious plan to curb soil erosion on 50,000 sq.km. annually in each of the next 50 years. China has lost nearly three million ha. of cultivated land to soil erosion in recent
China formulated an ambitious plan to curb soil erosion on 50,000 sq.km. annually in each of the next 50 years. China has lost nearly three million ha. of cultivated land to soil erosion in recent