沈阳郊秋菜田的景观生态研究秋菜田斑块与其它相-应用生态学报.PDFVIP

2002 12 13 12 CHI NESE JOU RNAL OF A PPLIED ECOL OGY , Dec. 2002, 13( 12) #1619~ 1623 . * 1* * 2* * * 1 2 张 凯 闻大中 曹志强 梁文举 1 2 ( , 110161; , 1100 16) ! , , 7 10. 3 ∀m- 1∀d- 1, , 14m . , . 100 1- 9332( 2002) 12- 16 19- 05 S181 A Landscape ecological studies on autumnal Chinese cabbage fields in Shenyang city suburb . Relationship be 1 2 tween Chinese cabbage field patches and their neighboring landscape elements. ZHAN G Kai , W EN Da hong , 1 2 1 CA O Zhiqiang , LIAN G Wenju ( A gr onomy College , Shenyang A gr icult ur al Un iv er sity , Shenyang 110161; 2I ns tit ute of A p p lied E cology , Chinese A cademy of Sciences , S heny ang 1100 16) . Chin. J . A pp l . Ecol . , 2002, 13( 12) : 1619~ 1623. T he relationship betw een autumnal Chinese cabbage patches and their neighbor ing ot her lanascape elements w ere studied in Shenyang suburb. T he groups and quantities of arthropods moving t hrough a boundary between a Chi nese cabbage patch and its neighboring corn patch in certain period, w er e investig ated and the 7 oders of arthro pods moving through the boundary with an aver ag e flow of 10. 3 indiviaduals∀m- 1∀d- 1 were observed. T he changes of falling dust rates on a Chinese cabbage patch near a countryside road are analy ed. Some principles of agroecosystems in an agricultural landscape were discussed on the basis of these observ atio n results. Key words A gricultural landscape, Agr oecosystem mosaics, Landscape ecology . 1