What projects in North Sumatra deserve special attention and encouragement (foreign aid) in improving the economy of the country?
By: by Tan Hong Tong. A project with aim to reduce the costprice of estate's products by growing rice in the estates / by H. Westenberg [and] Tan Hong Tong
Contributors: Westenberg, Hans, 1898-
Series: Bulletin - Balai Penelitian Perkebunan Tjabang Medan (RISPA) -- no. 65; Bulletin - Balai Penelitian Perkebunan Tjabang Medan (RISPA) -- no. 65.
Publisher: Balai Penelitian Perkebunan Tjabang (RISPA)
Published: 1967
Place of publication: Medan
Language: eng
Number of pages: 12
Subjects: Rice; Economic conditions