Quick Answer. Crops grown in the Maryland colony included tobacco, corn, soybeans, other vegetables and grains. Tobacco was the main cash crop in colonial Maryland. By the 1700s, tobacco had become such big business that the Acts of Assembly forced landowners to grow other crops, such as corn and grains, that could be used for food.
Bacterial diseases are caused by harmful bacteria (pathogenic bacteria). The vast majority of bacteria do not cause disease, and many bacteria are actually helpful and even necessary for good health.
Infectious Diseases. Among the almost infinite varieties of. microorganisms, relatively few cause disease in. otherwise healthy individuals. Microorganisms that cause disease are known as. pathogens. Infectious disease results from the interplay. between those few pathogens and the defenses. of the hosts they infect. The appearance and severity of disease resulting. from any pathogen depends upon the ability of.