释义 |
dogbane /ˈdɒɡbeɪn /nounA shrubby North American plant, typically having bell-shaped flowers and reputed to be poisonous to dogs.- Genus Apocynum, family Apocynaceae.
Blue stars are related to dogbanes, oleander, and periwinkles, and produce a similarly milky sap which can be messy....- Tillage with a chisel plow, disk, or field cultivator may actually help spread perennials with creeping root systems, such as Canada thistle and hemp dogbane.
- Because some perennial broadleaf weeds, such as bindweeds, hemp dogbane, common milkweed, and Jerusalem artichoke, cannot be controlled effectively for relay intercropping, severely infested fields should be avoided.
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