trichometeo               package:ade4               R Documentation

_P_a_i_r _o_f _E_c_o_l_o_g_i_c_a_l _D_a_t_a

_D_e_s_c_r_i_p_t_i_o_n:

     This data set gives for trappong nights informations about 
     species and meteorological variables.

_U_s_a_g_e:

     data(trichometeo)

_F_o_r_m_a_t:

     'trichometeo' is a list of 3 components.

     _f_a_u is a data frame with 49 rows (trapping nights) and 17 species.

     _m_e_t_e_o is a data frame with 49 rows and 11 meteorological
          variables.

     _c_l_a is a factor of 12 levels for the definition of the consecutive
          night groups

_S_o_u_r_c_e:

     Data from P. Usseglio-Polatera

_R_e_f_e_r_e_n_c_e_s:

     Usseglio-Polatera, P. and Auda, Y. (1987)  Influence des facteurs
     mtorologiques sur les rsultats de pigeage lumineux.  _Annales
     de Limnologie_, *23*, 65-79, code des espces p. 76

_E_x_a_m_p_l_e_s:

     data(trichometeo)
     faulog <- log(trichometeo$fau + 1)
     pca1 <- dudi.pca(trichometeo$meteo, scan = FALSE)
     niche1 <- niche(pca1, faulog, scan = FALSE)
     s.label(niche1$ls, clab = 0)
     s.distri(niche1$ls, faulog, clab = 0.6, add.p = TRUE, 
         cell = 0, csta = 0.3)
     s.arrow(7 * niche1$c1, clab = 1, add.p = TRUE)

