Explanation:

Only statements 2&3 are correct.

Akkadi Saalu

• The recently released report by the FAO suggests that use of traditional framing practices including Akkadi Saalu could reduce the escalating human and environmental costs of producing food.

• Akkadi Saalu is an intercropping system that has been in traditional practice in Karnataka.

• It is a diversity based ecological farming practice that integrates multi-cropping with livestock, native seeds, soil enrichment, organic fertilizers and bio-markers as indicators of crop health.

• It helps to preserve life in the soil by reducing the use of pesticides.

• It is a traditional, biodiversity based ecological farming practice with zero chemical fertilisers, zero chemical pesticides and minimal use of ground water.

• It involves intercropping with a combination of legumes, pulses, oilseeds, trees, shrubs and livestock that improves the health of the soil.

• It is built on proven ecological principles integrated into locally adopted farming systems and innovations like BioChar.

• Akkadi Saalu helps farmers make the best use of land which depends on rains.

Hence option 2nd is correct.