Black rot, a disease caused by bacterial infection, is controlled with mesothelin, or ethylicin, or doxycycline, or streptomycin agamid, or octreotide acetate, or chlorobromoisocyanuric acid, or Chunlei Wang Copper, or thiobacillus copper, or thiessene copper, or quinolin copper, or copper hydroxide, or cuprous oxide, or copper oxychloride, or mefenoxam copper, or complexed ammonia copper, or copper pinnatate, and so on.