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:
The primary cause of seed damage in mechanical plate-type planters is:
Options:
(A) Pinching between the seed cell plate and the cutoff pawl
(B) Gravity fall through delivery tube
(C) Vibration of the main axle
(D) Tire lug impact
Answer Key:
A
Step-by-Step Solution & Explanation
The cutoff mechanism can shear or pinch oversized seeds as they pass under the hopper plate gate.