Submitted by examrobotsa on Thu, 01/01/1970 - 05:30 Mulching, an agronomic measure of soil- conservation, is very effective because it 1. protects soil from gully erosion 2. protects soil from sheetwash and wind erosion 3. helps soil to retain moisture and nutrients Select the correct answer using the code given below.1 only 1 and 2 only2 and 3 only1, 2 and 3stats: 0,1432,2680,184,408,1360,2160