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A stochastic frontier analysis of technical efficiency of fish cage culture in Peninsular Malaysia

机译:马来西亚半岛鱼笼养殖技术效率的随机前沿分析

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摘要

Cage culture plays an important role in achieving higher output and generating more export earnings in Malaysia. However, the cost of fingerlings, feed and labour have increased substantially for cage culture in the coastal areas in Peninsular Malaysia. This paper uses farm level data gathered from Manjung, Perak and Kota Tinggi, Johor to investigate the technical efficiency of brackish water fish cage culture using the stochastic frontier approach. The technical efficiency was estimated and specifically the factors affecting technical inefficiencies of fish cage culture system in Malaysia was investigated. On average, 37 percent of the sampled fish cage farms are technically efficient. The results suggest very high degrees of technical inefficiency exist among the cage culturists. This implies that great potential exists to increase fish production through improved efficiency in cage culture management in Peninsular Malaysia. The results indicate that farmers obtained grouper fingerlings from other neighboring countries due to scarcity of fingerlings from wild sources. The cost of feeding for grouper (Epinephelus fuscoguttatus) requires relatively higher costs compared to seabass (Lates calcarifer) production in cage farms in the study areas. Initiatives to undertake extension programmes at the farm level are needed to help cage culturists in utilizing their resources more efficiently in order to substantially enhance their fish production.
机译:笼养文化在实现更高的产量和在马来西亚产生更多出口收入方面发挥着重要作用。但是,在马来西亚半岛沿海地区,网箱养殖的鱼种,饲料和人工的成本已大大增加。本文使用从柔佛州曼戎(Manjung),霹雳州(Perak)和柔佛州哥打丁宜(Kota Tinggi)收集的农场水平数据,采用随机前沿方法研究咸淡水鱼笼养殖的技术效率。对技术效率进行了估算,并专门调查了影响马来西亚鱼笼养殖系统技术效率低下的因素。平均而言,有37%的抽样网箱养殖场在技术上是有效的。结果表明网箱养殖者之间存在很高的技术效率低下。这意味着在马来西亚半岛,通过提高网箱养殖管理效率可以增加鱼类产量。结果表明,由于野生来源的鱼种稀少,农民从其他邻国获得了石斑鱼鱼种。与研究区网箱养殖的鲈鱼(鲈鱼)相比,石斑鱼(Epinephelus fuscoguttatus)的饲料成本需要相对较高的成本。需要采取措施在农场一级进行推广计划,以帮助网箱养殖者更有效地利用其资源,从而大大提高其鱼类产量。

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