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In the present study we have analyzed an extensive data set on the secondary sex ratio (SSR) including 59 335 goat kids born in 30 633 litters to 11 644 mothers on farms all over the Czech Republi...
The study is an attempt to estimate the size frequency distribution, sex ratio and length-weight relationship of hilsa (Tenualosa ilisha) by the SPSS programme from length-weight data collected from B...
Study was carried out for establishing the optimal sex ratio in Muscovy duck breeding. Four variants of the ratio of the male to the female individuals were tested: 1:5(I), 1:6(II), 1:7(III) and 1:8(I...

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