, less then mm. --> acroloxidae shell think and heavy, with colourful pattern at the outside. --> septaria (neritidae) shell without colour pattern, medium thick, relatively high shell. --> ancylini (planorbidae) drop-shaped shell: heavy, drop-shaped shell, often with colourful pattern. small, non-concentric...
poultry, including those in backyard flocks. read more information about salmonella from live poultry and how people can reduce the chance they or their children will get an infection. people infected with the outbreak strains of salmonella, by state of residence, as of august , (n= ) table showing...
heat exchangers sub-menu single tube heat exchangers back air fin cooler systems sub-menu air fin cooler systems back diesta tube groovy tube cw tube air fin coolers air cooled condensers sub-menu air cooled condensers back mash alex a-tube kelvion ecomi air dryer air preheater economizer airtoair shell...