共 20 条
- [1] An empirical mathematical model to describe plant root systems. Gerwitz,A.,Page,E.R. Journal of Applied Ecology . 1974
- [3] A note on the root growth of barley. Kirby,EJM,Rackham,O. Journal of Applied Ecology . 1971
- [5] A method of estimating the total length of root in a sample. Newman,EI. Journal of Applied Ecology . 1966