questions: asking about control measure of gummosis in orange 
 answers: told him scraping the diseased parts with a sharp knife, the cut portions should be protected with ridomil mz-68 paste (20g in 1 l of linseed oil) or copper fungicides paste followed by 3–5 spraying with  0.2% ridomil mz at 15 days interval reduces disease spread effectively. trunk should be painted with bordeaux paste up to 50-75 cm height from the ground level at least once a year.