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Subject
- Agricultural engineering4
- Research3
- Crops2
- History2
- Horticulture2
- Agricultural engineers1
- Agriculture1
- Agriculture and state1
- Drainage1
- Electronics in biology1
- Environmental engineering1
- Food supply1
- Genetic engineering1
- Growth cabinets and rooms1
- Irrigation engineering1
- Physiology1
- Phytotron1
- Plant physiology1
- Reclamation of land1
- Transgenic plants1