Mycology one of the most important biological control agents as an alternative to chemical based products for effective crop diseases management. Field meetings to find interesting species of fungi are known as 'forays', after the first such meeting organized by the Woolhope Naturalists' Field Club in 1868 and entitled "A foray among the funguses"["sic"]. Some fungi can cause disease in humans and other animals - The study of pathogenic fungi that infect animals is referred to as medical mycology. It is presumed that humans started collecting mushrooms as food in prehistoric times. Mushrooms were first written about in the works of
General of the branch influence, with the all-encompassing rank of general. Full generals (4 star; NATO OF-9) in the Finnish military were classified as generals of infantry ("jalkaväenkenraali"), cavalry ("ratsuväenkenraali"), jaeger ("jääkärikenraali") and artillery ("tykistönkenraali"). The title is now merely honorific, and only one 4-star general is active at any one time in the modern Finnish military. In the German "Wehrmacht" a general of a branch () was linked to service arms of the "Heer" (army) and "Luftwaffe" (air force), depending on where the officer served and what troops he (nominally) commanded. It was equivalent to the three-star ranks of admiral in the Nazi