Changes on vegetation landscape pattern in the typical district of Yiluo River Valley-A case study from Luoning County,Henan Province
伊洛河流域典型地段植被景观格局变化研究——以河南省洛宁县为例

The changes on vegetation landscape pattern in the typical region of Y iluo River Valley show that the forest-covered area in the t ypical region has in creased,but the landscape fragmentation turns serious,the patch numbers increase fiercely,the average area of patches decreases and the shape of various patches becomes simple increasingly,the regional distribution of patch trends to unifor mity,and the distribution of patch trends to concentration.