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Tese Patricia Maria Contente Moraes-Riodades.pdf - Caunesp

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70%) and productivity (more than 4,000 tonnes/ha/yr) may be attained using high stocking<br />

densities. The use of management practices to decrease heterogeneous growth (as selective<br />

harvests, stocking graded juveniles and the use of substrates) combined to mechanical aeration<br />

may increase individual weight at harvest and improve productivity. In addition, economic<br />

analyses pointed to post-larvae cost and high feed conversion rate as the main constraints to<br />

attaining economic sustainability. This may be solved improving production technology.<br />

14

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