Complex sentence: The large number of pathogens shed from roots of symptomatic and non-symptomatic plants and bacterial ooze on plant surfaces enter the surrounding soil or water, contaminating farming equipment or may be acquired by insect vectors.
Split into simpler sentences: The large number of bacteria shed from roots of symptomatic and non-symptomatic plants. Bacterial ooze on plant surfaces can enter the surrounding soil or water, contaminating farming equipment or may be acquired by insect vectors.