Survey on the cost of production of red onion in the Jaffna District, Yala 1970
By: by K. Sathasivampillai.
Contributors: Sri Lanka. Division of Agricultural Economics.
Series: Agricultural economics studies ;; no. 1; Research study series of the Division of Agricultural Economics
Publisher: Division of Agricultural Economics, Dept. of Agriculture
Published: 1971
Place of publication: Peradeniya
Language: eng
Subjects: Onions -- Sri Lanka -- Jaffna -- Costs.