SUBJECT
Agriculture
9
Botany
4
Fisheries
4
Diseases and pests
2
Fruit-culture
2
Gardening
2
Natural resources
2
Poultry
2
Rice
2
Alfalfa
1
Botany, Economic
1
Botany, Medical
1
Cattle
1
Cheng Ho (Junk)
1
Citrus fruits
1
Cockfighting
1
Coconut
1
Communication in agriculture
1
Copra
1
Description and travel
1
Documentation
1
Dye plants
1
Feeds
1
Fibers
1
Fish culture
1
Fishes
1
Fishing
1
Food
1
Forest products
1
Forestry
1
Forests and forestry
1
Fungi
1
Gourami
1
Grapes
1
Gums and resins
1
Hog cholera
1
Information services
1
Ipil-ipil
1
Larvae
1
Mango
1
Mangrove
1
Meat
1
Milkfish
1
Mollusks
1
Oleaginous plants
1
Plant introduction
1
Plant propagation
1
Plants, Ornamental
1
Politics and government
1
Preservation
1
more ...