** Khaitan Chemicals & Fertilizers KHCF.NS jumps 10.9%, Madras Fertilizers MDFT.NS gain 8.4%, Rashtriya Chemicals & Fertilizers RSTC.NS add 6.9%
** National Fertilizers NAFT.NS, Nagarjuna Fertilizers NGFR.NS, Deepak Fertilisers DPFE.NS climb 6%-7%
** Donald Trump says month-long Iran war could end soon
** Stocks slumped 8.7%-23.7% in March as Iran war raised supply disruption fears
** Middle East accounts for roughly half of India's diammonium phosphate, urea imports
** Hopes of de-escalation pushes benchmark Nifty 50 .NSEI up 2.1% .BO
(Reporting by Vivek Kumar M in Bengaluru)
((vivekkumar.m@thomsonreuters.com))