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A B C D E F G H I J K L M N P Q R S T U V Z [ เกษตรศาสตร์ ( Agriculture ) ] back |
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S S1 S2 S4 S5 S6 S7 S9 SB SD SF SH SK Su |
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SB1 SB3 SB4 SB5 SB6 SB7 SB8 SB9 |
| LC | คำอธิบาย | ||||||||
| 1 | Pest control and treatment of diseases. Plant protection | ||||||||
| 2 | Pesticides | ||||||||
| 3 | Soil disinfection | ||||||||
| 4 | Organic plant protection. Biological control | ||||||||
| 5 | Inspection. Quarantine | ||||||||
| 6 | Economic zoology applied to crops. Agricultural zoology Including animals injurious and beneficial to plants | ||||||||
| [แสดง 6/6 รายการ] | |||||||||