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Sesbania, Gliricidia, Tephrosia, and Faidherbia albida are known as fertilizer trees. Tree lucerne or tagasaste (Cytisus proliferus) is able to fix more than 587 kg. of nitrogen per hectare per year. It can increase maize (corn) yields from 1 ton per hectare per year to more than 10 tons per ha/year in areas with more than 850 mm. of rain per ...
Tree spiking involves hammering a metal rod, nail or other material into a tree trunk, either inserting it at the base of the trunk where a logger might be expected to cut into the tree, or higher up where it would affect the sawmill later processing the wood. Contact with the spike often damages saw blades, which can result in injuries, or ...
Betula albosinensis is a deciduous tree that can grow up to 25 m (82 ft) in height, [2] with some specimens reaching 18 to 27 m (60 to 90 ft). [3] The trunk can reach a circumference of 1.8 to 3.4 m (6 to 11 ft).
The tree produces spiky green fruits about the size of a golf ball, which turn brown and drop off the tree over an extended period beginning in fall and continuing over the winter.
Betula nigra - River birch or black birch; Betula potaninii - Potanin's birch; Tetraploid (4n = 56). Betula albosinensis - Chinese red birch Betula albosinensis var. septentrionalis - North Chinese red birch; Betula ermanii - Erman's birch; Betula jacquemontii (B. utilis subsp. jacquemontii) - White-barked Himalayan birch; Betula utilis ...
Betula populifolia, known as the gray (or grey) birch, is a deciduous tree in the family Betulaceae. It is native to eastern North America and is most commonly found in the northeast United States as well as southern Quebec , New Brunswick , and Nova Scotia . [ 1 ]
Betula nigra is a deciduous tree growing to 25–30 meters (80–100 ft) with a trunk 50 to 150 centimeters (20 to 60 in) in diameter. The base of the tree is often divided into multiple slender trunks. [2] [3] Bark. Bark characteristics of the river birch differ during its youth stage, maturation, and old growth.
Betula cordifolia is a deciduous tree that reaches heights of about 60 feet or 25 m and a trunk diameter of about 30 inches or about 75 cm. [3] Mature bark is white or bronze-white, peeling in thin layers.
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