Mast (botany) Mast seeding is defined as the highly variable production of fruit by a population. These intermittent pulses of food resources drive ecosystem-level functions and forest dynamics. The difference between a mast seeding year and a non-mast seeding year can be thousands of acorns, hickory nuts, beech nuts, etc. Mast seeding dominantly occurs in wind-pollinated tree species, but has also been observed in grasses and Dipterocarps. Masting, in the strict sense of the term, occurs only in monocarpic (or semelparous) species, whose members reproduce only once during their lifetime, then die. Hypothesis for the evolution of mast seeding can broadly be
The Return of Don Beech (The Bill) a planned diamond robbery involving a stolen digger. When he arrives, he finds that the prisoner is none other than Don Beech, former Sun Hill detective sergeant and his former sergeant at Barton Street. Nixon and McAllister investigate when the stolen digger turns up at a transport site. Manson's suspicions are proven to be correct, but nobody else knows that Manson's tip-offs are coming from Beech. The arrival of Peter Cavanaugh, an Australian inspector on attachment to the NCIS, sets hearts a-flutter, but Meadows is furious when Manson's liaisons with Beech are revealed. CID and SO19 lie in wait for