| |||
bionomical | |||
ecologic | |||
ecology | |||
ecological |
生态 学的 : 20 phrases in 9 subjects |
Animal husbandry | 5 |
Earth sciences | 1 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 5 |
Mechanics | 1 |
Oil processing plants | 1 |
Technology | 4 |
Veterinary medicine | 1 |