Various organic and inorganic mulches are used for soil conservation purposes. the effectiveness of which on soil characteristics has not been comprehensively considered from different aspects. The present study surveys the efficiency of straw mulch. manure and TA-200 polyacrylamide with respective rates of 500. https://www.roneverhart.com/Neumann-KK-205-Supercardioid-Capsule-Head-Black-008654-p29875/