1. Biomes Of The World
... species appear. The forests are multilayered, with 1-2 tree layers, a shrub layer, and an herb layer. Usually there is a pulse of growth and flowering of the herbaceous species during spring. Conifers, particularly pines, occur in many special edaphic situations, for example where fires are frequent or on poor soils. Some trees characteristically produce large numbers of seeds ("mast") in certain years ... is considerably lower than in temperate deciduous forests; some northern coniferous forests may feature only 1-3 dominant tree species, even where the most highly developed and product...
- Word Count: 12375
- Approx Pages: 50
- Has Bibliography
- Grade Level: Undergraduate