This research was conducted in the Mamora National Forest of
Morocco to: (1) Evaluate the effect of cork oak (Quercus suber L.)
crown cover on seasonal herbage production, nutritive quality, and
foliar cover on two distinctive sites in each of two years (1982,
1983) and to (2) assess the effects...
Grain-size distributions of gravels transported as bedload in Oak Creek, Oregon,
show systematic variations with changing flow discharges. At low discharges the gravel
distributions are nearly symmetrical and Gaussian. As discharges increase, the
distributions become more skewed and follow the ideal Rosin distribution. The patterns of
variations are established by...