Answer: infectious plant diseases are caused by pathogens, living microorganisms that infect a plant and deprive it of nutrients. Bacteria, fungi, nematodes, mycoplasmas, viruses and viroids are the living agents that cause plant diseases.
Explanation:
Irresistible plant ailments are brought about by pathogens, living microorganisms that taint a plant and deny it of supplements. Microorganisms, parasites, nematodes, mycoplasmas, infections and viroids are the living specialists that cause plant maladies.