SUBJECT
Science
22
Research
15
Scientists
7
Congresses
5
Biology
4
Research institutes
4
Social scientists
4
Fishes
3
Parasites
3
Platyhelminthes
3
Trematoda
3
Classification
2
Encyclopedias
2
Handbooks, manuals, etc
2
Philippines
2
Physical sciences
2
Agricultural research
1
Biological research
1
Biological science
1
Botany, Medical
1
Collected works
1
Dictionary
1
Differential equations, Partial--Numerical solutions--Congresses
1
Diseases and pests
1
Economic conditions
1
Encyclopedia
1
Mathematics
1
Mathematics--Dictionaries
1
Medical sciences
1
Microbiology
1
Mycology
1
National Research Council of the Philippines
1
Pacific Area
1
Physics
1
Plant diseases
1
Questions and answers
1
Scientific apparatus and instruments
1