L - Aceh Books website

- 42 -
Lapuran Tahun "Poabukuun 196O - 19^5»
2. Balai Ponjelidikan Perkebunan.
Andjuran torhadap penannnan Karot '59/*60.
Menara Perkebunan th. 28, no.8 r A^ctuo 1959»
3. Baptist, E.D.C. s Stinulation of yicld in H a v c a
branilicncini
Prowar Expcrinont with vcgctablc oilc. •
Tho Journal of Rubber Rcooarch Inotituto of
Malaya ( R.R.X.&0 1952 - 1956.'
4. Baptist, E.D.C. and do Jongo P : Stinulation of
yicld in Hovca braoilionoio t Effect of Synthctic
Crowth Gubotaucoo on yiold and on bark rcncwal.
Tho Journol cf Rubber Rcooarch Instituto of Mglnyb
(R.R.I.M.) 1952 - 1956.
5. Biro Puoat Statiotik,
Btatiatical Pocket Book of Indonooia 1964 -1967.
6. Chapnan » Plant hormonoa and yicld in Havca brasiliohoio.
The Journal of R.R.I.M. 1961.
7. Do Jonge, P • Stinulation of viold in Hovoo braoilionoio
Furthor oboervatien on tho Effecto cf yicld otinu -
lation.
Tho Journal of R.R.I.M. 1952 - 1956.
8. Do Jonge, P 1 Tapping of young rubber.
Pl&ntcro Bulletin of R.R.I.M. September 1961.
9. Do Silva, CA. 1 Tapping of H avoa braoilionoio.
Quartorly Journal of the Rubber Rcooarch Inotituto
cf Coylon vol 57 Soptcnbor 1961.
10. Por Eaotcrn Economie Rcvicw 1968 Joar book.
11. Floning, T « Modern tapping methode for nature rubber,
Plator'o Conference Modan, bulletin no »11, Dcc.
1962.
12. G do Boor.
Pongctahuon Praktio tontong Karet INÏRÖ - Bogor.