The Pacific region, one of the most disturbed areas in México, is home to pygmy spotted skunk (Spilogale pygmaea), a local endemic species and smallest carnivores world. This small carnivore currently listed as subjected special protection México International Union for Conservation Nature. objective this work was model environmental suitability estimate potential distribution S. pygmaea México...

a field experiment was conducted to investigate the spatial distribution of nutsedge (cyperus spp) during rice growing season using geostatic in 2011 at sari agricultural sciences and natural resources university. at the first field was divided into 36 grids (2.5×2.5 meter) after the final preparation. grid intersection points were determined and marked. all samples were taken from these points...