HORTICULTURE

Detailed explanation-1: -Trench is a simple structure for growing vegetables during extreme winters. Trench cultivation harnesses soil and solar heat to create suitable climatic conditions for growth of leafy vegetables like spinach, fenugreek, coriander, lai etc.

Detailed explanation-2: -A pit was defined as a single excavation, circular in appearance, with well-defined edges, and where the ratio between the length and the width of the excavation did not exceed two. A trench was defined as an elongated and continuous excavation, with well-defined edges and at least two times longer than its width.