Question

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Answer 1

Answer:

mushrooming and drafting

Answer 2

Pit planting is commonly followed in garden system of cultivation. 

The main objective is to improve soil fertility. The planting pits also check runoff thereby reducing soil erosion, improving moisture infiltration and retention, and enabling the plantation to withstand the dry months. Cabbages, beans and other high value vegetables can be grown directly on top of the trough