Sapwood contains xylem vessels, but not as strong as heartwood.边材含有木质导管, 但不如中心木质那样坚硬.Heavy wood with dark colored heartwood used for ornaments.重硬且心材呈浓色者可供作木艺品制造用.Heartwood from dark brown to purple brown, alternating str...
Commonly used cuttage, engraft and layering are progenitive, also can sow.常用扦插.嫁接和压条繁殖, 也可播种.She tried to engraft a peach on a plum.她试图把桃树嫁接在梨树上.He attempted to engraft his idea in the mind of his children.他试图给他的孩子灌输他的思想...