What is precision agriculture? How can precision agriculture help in optimizing crop production and resource management?

Eg LGWL says 6% districts water shared, micro-irrigation can reduce water use by upto 60% (2) Promote agriculture in water scarce regions Eg Khajoor dates plantation in Jaisalmer, Rajasthan (3) Check overuse of fertilizers => Presently N:K ratios at 8:2:1 from ideal of 4:2:1 However here are challenges (1) High cost of technology, when agri debt + agri income already at Ny (2) Low utility in horticulture crops like sugarcane and rice Madras Chitale committee recommends on increasing availability and affordability of precision agriculture can improve their adoption.