摘要
Manyanimalseatplants,butmanyplantsuseanimalsasfood.Someplantswhichliveinpoorconditionsarenotable,however,tomakeenoughfoodforthemselves.Theyobtainextrafoodbycakchinginsects.Pitcherplantscatchinsectsintheirspecialleaves.Onceaninsectistrappedinsidethepitcher,
出版日期
1987年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)