pine-tree oil  松树油

pine oil  松根油; 松油; 发波器; 松释; 松香油

pine tree  松树

pine tree rings  松树年轮

pine tree species  松树

under pine tree condition  林下

water pine tree  水松

yellow pine oil  黄松油

China wood oil tree  罂子桐; 三年桐; 桐油树; 荏桐

Chinese wood oil tree  三年桐

distributions of tree-tree distances  林木最近距离分布

oil tree  油料树种

tea tree oil  茶树油

tea-oil tree yield  油茶产量

Tea-tree oil  茶树油; 茶树精油

tree-tree  树到树

tung oil tree  桐油树; 油桐; 罂子桐; 荏桐; 三年桐

wood oil tree  皱桐; 千年桐; 木油树; 广东油桐

tung oil tree (Vernicia Jordii Airy-Shaw.)  油桐