India, March 31 -- Amid a supply crisis due to the war in West Asia, the government is considering rationing sales of heavily-subsidised fertilisers to farmers, using the Agristack platform - estimating requirement by mapping it against the holdings and sowing patterns of the 92 million farmers whose details are in the repository. At present, the fertiliser inventory stands at 18 million tonnes, against an estimated demand of 39 million tonnes for summer sowing. With uncertainty on how long the war will continue, it is perhaps best that the government and farmers plan ahead. But, beyond the immediate supply crisis, Agristack mapping could be an effective way to curb fertiliser overuse and misuse such as illegal diversion for non-farm purp...