Ecol73

Data are generated that follow relationships taken from the journal
ECOLOGY, Vol. 73, 1992. Systems simulated include:

1. Efficiency of nitrogen use by deciduous and evergreen oaks

2. Competition and nitrogen use by two grassland plants

3. Colonization by two species of Hydropsyche

4. Current velocity and fertilization rates in sea urchins

5. Temperature and development time in the fire-bellied toad

6. Aging in seawater and fertilization success for bluehead wrasse

7. Mayfly drift and the effect of drift-feeding fish

8. Pinyon sawfly egg numbers and cocoon massC12

9. C-12 levels in shortgass plant species

10. Effect of diet on body mass in Daphnia magna

11. Removal of Acacia seeds by ants

12. Effects of interspecific and intraspecific crowding

13. Grassland production and large herbivores

... PLUS 12 additional systems ...