间作作物: 73 phrases in 16 subjects |
Agriculture | 24 |
Animal husbandry | 2 |
Business | 1 |
Chemistry | 2 |
Desert science | 2 |
Earth sciences | 1 |
Ecology | 3 |
Economy | 1 |
General | 3 |
Genetics | 2 |
Horticulture | 7 |
Mathematics | 1 |
Metallurgy | 1 |
Name of organization | 10 |
Rail transport | 3 |
Technology | 10 |