gypsophylous         package:ecespa         R Documentation(latin1)

_S_p_a_t_i_a_l _p_o_i_n_t _p_a_t_t_e_r_n _o_f _a _p_l_a_n_t _c_o_m_m_u_n_i_t_y

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

     Locations of  plants  in a gypsophylous plant community in Central
     Spain. These are part of the data collected by Romao (2003) that
     have been analyzed several times (Escudero _et al._ 2005, De la
     Cruz 2006). The coordinates of the plans are given in cm.

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

     data(gypsophylous)

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

     An object of class "ppp"  of 'spatstat' representing the point
     pattern of plants locations. See 'ppp.object'  for details of the
     format.

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

     Romao, R.L. 2003. _Estructura espacial de comunidades de
     gipsofitos: interacciones bioticas y constricciones abioticas._
     Tesis Doctoral. Universidad Politecnica de Madrid.

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

     De la Cruz, M. 2006. Introduccion al analisis  de datos mapeados o
     algunas de las (muchas) cosas  que puedo hacer si tengo
     coordenadas. _Ecosistemas_. 2006/3.  <URL:
     http://www.revistaecosistemas.net/pdfs/448.pdf>.

     Escudero, A., Romao, R.L., De la Cruz, M. & Maestre, F. 2005.
     Spatial pattern and neighbour effects on  _Helianthemum squamatum_
     seedlings in a Mediterranean gypsum community. _J. Veg. Sci._,
     *16*: 383-390.

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

     ## Not run: 

     data(gypsophylous)

     plot(gypsophylous)

     ## End(Not run)

