摘要: In recent years the term “savanna” has become synonymous with African plainslands - grasslands studded flat-crowned acacias and carrying a profusion of wild ungulates. this chapter will be used in wider context, to include all ecosystems which C4 grasses potentially dominate herbaceous stratum where woody plants, usually fire-tolerant, vary density from widely scattered individuals closed woodland broken now again by drainage-line grasslands. Rainfall occurs warmer, summer months dry period between two eight duration during fire is typical phenomenon at intervals varying one fifty years.
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