Titlebook: Calculation of Demographic Parameters in Tropical Livestock Herds; A discrete time appr Matthieu Lesnoff,Renaud Lancelot,Christian Sahut Bo

枯燥

Mortality and Offtake Rates,d rate (say .). Although definitions for . and . are often presented as preliminaries in statistical books [42–44], this is less common in tropical livestock literature, except in few specialized documents [45, 46]. For instance, both ILCA and CIRAD manuals, published in the 1990s, on research metho

獨(dú)輪車

Numerical Examples,seases and productivity of small ruminants. The PPR project was jointly implemented by the Senegalese Institute of Agricultural Researches (ISRA) and CIRAD in the 1980s. During the project, traditional goat and sheep herds were monitored for more than fifteen years in rural areas ranging from northe

有毒

8樓

dagger

8樓

insurrection

9樓

Annotate

9樓

BACLE

9樓

浪費(fèi)時(shí)間

9樓

一瞥

10樓

forecast

10樓