1. Nrct.05.01-04.1969.editorial
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2. Nrct.05.01-04.1969.contents
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3. Observations made on king cobras in thailand during may 1966
J.H.E Leakey

4. Blood studies in rhesus monkeys
Jit Waramontri, Pongsan Tengtriratana, Barbara Hughes

5. Blood groups in thais
Somsak Phansomboon

6. An outbreak of rubella in thailand 1967-68-epidemiological and laboratory investigations
None

7. The influences of different planting dates and plant populations upon yield and some agronomic characters of corn (zea mays l.)
None

8. A preliminary study on the citrus canker
None

9. A study on the use of lac dye to stain tissues of central nervous system in order to demonstrate myelin sheaths and axis cylinder
None

10. The thai-lao family system and domestic cycle of northeastern thailand
None