共 21 条
- [2] AN ORDINATION STUDY OF A CHALK GRASSLAND COMMUNITY [J]. JOURNAL OF ECOLOGY, 1968, 56 (03) : 739 - &
- [5] THE UPLAND CONIFER-HARDWOOD FORESTS OF NORTHERN WISCONSIN [J]. ECOLOGICAL MONOGRAPHS, 1952, 22 (03) : 218 - 234
- [8] GOODALL DW, 1963, VEGETATIO, V11, P297
- [9] Greig-Smith P., 1964, QUANTITATIVE PLANT E