Subtopic: Functional requirements, principles of working, construction and operation of manual, animal, tractor and renewable energy operated equipment for tillage, sowing, planting, fertilizer application, inter-cultivation, spraying, mowing, chaff cutting, harvesting and threshing
Question Statement:
Which type of furrow opener is best suited for zero-till sowing in heavy crop residue / stubble conditions?
Options:
(A) Inverted-T opener or double disc opener
(B) Point shovel
(C) Shoe opener
(D) Sweep opener
Answer Key:
A
Step-by-Step Solution & Explanation
Double disc and inverted-T openers slice through residue cleanly without dragging trash or clogging.