نتایج جستجو برای: reproduction parameters
تعداد نتایج: 641554 فیلتر نتایج به سال:
Social insects provide good model systems for testing trade-offs in decision-making because of their marked reproductive skew and the dilemma workers face when to reproduce. Attaining reproductive skew requires energy investment in aggression or fertility signaling, creating a trade-off between reproduction and dominance. This may be density-dependent because the cost of achieving dominance may...
in this thesis our aim is to construct vector field in r3 for which the corresponding one-dimensional maps have certain discontinuities. two kinds of vector fields are considered, the first the lorenz vector field, and the second originally introced here. the latter have chaotic behavior and motivate a class of one-parameter families of maps which have positive lyapunov exponents for an open in...
sange siyah dam is located two kilometers down the kabod khani village. the environ of ghorrve city in kurdestan province. this is an clay core dam. in this dam instrumentation is performed in three section and consist of electrical piezometers, total pressure cells, settlement cells and so on. the main objective of instrumentation is to control the behavior of dam body and foundation, end else...
Like all other Canadian legislation, in order to be valid law, the provisions of Bill C-13, An act respecting assisted human reproduction, must be consistent with the terms of Canada’s Constitution, and, in particular, must not unjustifiab ly infringe upon the individual rights and freedoms set out in the Canadian Charter of Rights and Freedoms. With this fundamental legal principle in mind, th...
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