Outbreaks of the African migratory locust (Locusta migratoria migratorioides R.
Betts, Elizabeth
Outbreaks of the African migratory locust (Locusta migratoria migratorioides R. - London 1961 - 25 p. - No. 6; Great Britain, Anti-Loc .
Outbreaks of the African migratory locust (Locusta migratoria migratorioides R. - London 1961 - 25 p. - No. 6; Great Britain, Anti-Loc .