March 22 (Reuters) - Nufarm Ltd NUF.AX
* HY group revenues increased by 15% to $1.36 billion
* HY underlying net profit after tax was $19.8 million, up 67%
* directors approved a 25% increase in half year dividend, which will be 5 cents per share
* "Company remains on track to deliver improved earnings growth for full year"
* "Expect global crop protection market to remain very competitive"
* "Nufarm's business in Latin America will be impacted by negative market conditions in Argentina"
* "Management expects net interest expense for full year to be moderately lower"
* Expects average net working capital to sales percentage to be lower than in previous year
* "Management expects to be a slightly improved second half result than in previous year" Source text for Eikon: Further company coverage: NUF.AX