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With reference to Dryland Farming, consider the following statements:
1. It refers to growing crops entirely under rainfed conditions.
2. Under this farming system, crops like ragi, bajra, and guar (fodder crops) are predominantly cultivated.
3. In India, it is practised in the region of North- West Rajasthan and leeward side of Eastern Ghats.
Which of the statements given above is/are correct?