6 pages matching Warren and Gordon in this book
Results 1-3 of 6
What people are saying - Write a review
We haven't found any reviews in the usual places.
13 days absolute growth rate adult plumage attained birds irradiated Churchill Eisenhart control feathers control primaries days after hatching decrease differ significantly differences in growth differences in M. A. dorsal surface duration of growth faster feath feather growth feather structure final length group of primaries growth curves increase in duration increase in final increase in M. A. interval after hatching irradiated primaries irradiated with 1500 Juhn juvenile plumage largest number left primaries length of feather M. A. rate maries maximum absolute growth maximum absolute rate maximum relative growth method millimeters grown natural molt normal number of millimeters papilla pigeon plucked rate between feathers rate of growth Rates of Control rates of primaries rates of X-rayed regeneration relative growth rate right and left right primaries right wing showed significantly slower squabs were irradiated Table 11 tested thyroxin ventral surface Warren and Gordon wing with 1500 X-rayed feathers X-rayed primaries