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| plant protection Conservation of plant species that may be rare or endangered, and of other plants of particular significance | |||
| plant protection | |||
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augu aizsardziba : 27 a las frases, 8 temas |
| Agricultura | 5 |
| Ambiente | 3 |
| Ciencias de la vida | 8 |
| Ciencias naturales | 1 |
| Cuidado de la salud | 2 |
| Economía | 1 |
| Patentes | 2 |
| Política | 5 |