dunedata                package:ade4                R Documentation

_D_u_n_e _M_e_a_d_o_w _D_a_t_a

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

     'dunedata' is a data set containing for 30 sites, environmental
     variables and plant species.

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

     data(dunedata)

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

     'dunedata' is a list with 2 components.

     _e_n_v_i_r is a data frame with 30 rows (sites) 5 columns
          (environnemental variables).

     _v_e_g is a data frame with 30 rows (sites) 20 columns (plant
          species).

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

     Jongman, R. H., ter Braak, C. J. F.  and van Tongeren, O. F. R. 
     (1987) _Data analysis in community and landscape ecology_, Pudoc,
     Wageningen.

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

     data(dunedata)
     summary(dunedata$envir)
     is.ordered(dunedata$envir$use)
     score(dudi.mix(dunedata$envir, scan = FALSE))

