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moulds that generally infect the leaves of many plants, including crop plants, such as wheat and corn.
(also called caustic soda) a white solid, available in pellets, flakes or granules, with the...
in plants: the first plant to become established in an area.in plants: the first plant to become...
the site where a nerve impulse is transmitted from one neuron to the next. There is no physical...
the destruction of the enamel of a tooth owing to the action of bacteria that live in plaque....
a naturally occurring sequence of organisms from the various trophic levels that feed on each...