What is the relationship of market gardening to large urban areas?

The relationship between market gardening in urban are listed below and they are known for cultivation of high value crops.

Explanation:

Market gardening is gradually developing and is practiced worldwide. Market gardening and agriculture specialize in the cultivation of high-value crops such as fruits, flowers, and vegetables, individually for the urban markets. It is a kind of commercial agriculture as it is done for a profit and to sell.  Fields are small and are placed where there is sufficient transport connections with the urban center where a high-income group of users resides. Market gardening is mostly done in large urban areas.

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Answercompass direction;