Search results
Results from the WOW.Com Content Network
Haddock thought that Wright's suggestion of 20 to 40 (average 30) cubic feet per acre (1.4 m 3 /ha to 2.8 m 3 /ha (average 2.1 m 3 /ha) per year was more reasonable, but still somewhat optimistic. The principal way forest resource managers influence growth and yield is to manipulate the mixture of species and number (density) and distribution ...
The herb layer is very rich and, in undisturbed areas, the trees can grow very large. Typical trees include sugar maple ( Acer saccharum ), beech ( Fagus grandifolia ), tuliptree ( Liriodendron tulipifera ), basswood ( Tilia americana ), northern red oak ( Quercus rubra ), cucumber tree ( Magnolia acuminata ), and black walnut ( Juglans nigra ).
[3] It is a very slow growing species and can live up to 200 years. Saplings and juvenile trees have a conifer-like habit and can take 3 years to reach a height of 1 metre (3 ft). [6] Some individuals are estimated to live over 500 years. [4] Inflorescences are simple and axillary supported on peduncles 12 to 15 mm (0.5 to 0.6 in) long. The ...
The leaves are usually 9 to 11 cm (3 + 1 ⁄ 2 to 4 + 1 ⁄ 4 in) long on a full-grown tree. The trunk diameter often ranges from 46 to 88 cm (18 to 35 in); depending on the growing conditions, however, open-grown trees can attain diameters of up to 153 cm (60 in).
Acacia, commonly known as wattles [3] [4] or acacias, is a genus of about 1,084 species of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa, South America, and Australasia , but is now reserved for species mainly from Australia, with others from New ...
The top layer of the understory is the sub-canopy composed of smaller mature trees, saplings, and suppressed juvenile canopy layer trees awaiting an opening in the canopy. Below the sub-canopy is the shrub layer, composed of low growing woody plants. Typically the lowest growing (and most diverse) layer is the ground cover or herbaceous layer.
Chaparral is a coastal biome with hot, dry summers and mild, rainy winters. The chaparral area receives about 38–100 cm (15–39 in) of precipitation a year. This makes the chaparral most vulnerable to fire in the late summer and fall.
The Eastern Temperate Forests of North America are a vast and diverse region. Stretching inland from the Atlantic coast about 385 miles (620 km), they reach from Michigan in the north and Texas in the south; they cover the land of New England to Florida, Alabama to Michigan, and Missouri to the Appalachian Mountains.