_生物系统边缘效应定律及其在农业生产中的应用.pdfVIP

　　　 19 　5 　2003 10 　　http: 　　　　　　 ·99 · 1 2 1 3 卫　丽 , 高　亮, 杜心田, 李新美 1 2 (, 450002;, 3 450007;, 450002) :自从边缘效应概念提出后, 众多学者从不同的角度和 次对其进行了研究。根据笔者多 年的试验和调查, 综合他人的相关文献报道, 总结提出了生物系统边缘效应的三大定律, 即边缘 效应发生率、 边缘效应态势率和边缘效应递减率, 及其在农业生产中的应用领域。 :边缘效应发生率;边缘效应态势率;边缘效应递减率 The Law of Edge Effects in Bio-system and its Application for Agriculture 1 2 1 3 Wei Li , Gao Liang , Du Xintian , Li Xinmei 1 (The State Key Subject of Cultivati on and Farming System, Henan Agricultural University, Zhengzhou 450002; 2Agricultural Extension Bureau of hengzhou 450007; 3Institute of Food Crop.Academy of Agricultural Science Henan, Zhengzhou 450002) Abstract:A lot of researchers have stu ie on the e ge effects from various fiel s an status since the con- ception was propose 。Accor ing to ours experiments an investigations an relate scientific reports in the range, we put forth the law of e ge effects in bio-system exits three aspects, namely the originating law of e ge effects, the apparent law of e ge effects, an the ecreasing law of e ge effects, an its application for agriculture. Key words:The originating law of e ge effects;The apparent law of e ge effects;The ecreasing law of e ge effects 　　, 。、 , 、 、 、 、 、 、