M ICROBIOLOGY. Bacillus spp are aerobic spore forming rods that stain gram positive or gram variable. Except for few species the large majority have no pathogenic potential and have never been associated with disease in man or animals.Members of the genus have significant microbiological uses (42). ICROBIOLOGY. Bacillus spp are aerobic spore forming rods that stain gram positive or gram variable. Except for few species the large majority have no pathogenic potential and have never been associated with disease in man or animals. Members of the genus have significant microbiological uses (42).
yearly - occurring or payable every year; an annual trip to Paris; yearly medical examinations; annual (or yearly) income. annual. periodic, periodical - happening or recurring at regular intervals; the periodic appearance of the seventeen-year locust. annually, each year, every year.
Annually, or once per annum means an event occurs one time between January 01 and December 31 for that given year. From year to year the time frame between events could literally be as little as one day or as long as 1 year and 364 days as long as the two events don't happen within the same calendar year. Once every 12 months is exactly that, the two events can occur no more than 365 days/ 12 months from the previous occurrence.