Categories Every Day Science When soil surface is protected with residue of a crop, the practice is called Post author By esimpk Post date June 18, 2021 No Comments on When soil surface is protected with residue of a crop, the practice is called (a) Nitrogen fixation (b) Sheet erosion (c) Tillage (d) Mulching (e) None of these ← Agricultural Extension relates to → Bhagnari is a breed of Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.