Ponderosa pine -- Disease and pest resistance -- Northwest, Pacific ;<br> Tree rusts -- Northwest, Pacific ;<br> Rust fungi -- Northwest, Pacific.
esponse to artificial inoculation by western gall rust. The northern inland populations were highly resistant. Only 28 percent of the seedlings had galls 39 months after inoculation. Three major resistant reactions were observed: no symptoms,...
United States--Politics and government--20th century
As I have st8.ted. repeatedly, coa.lis not
the only answer to the energy crisis. We
should be expa.ndlng and perfecting our
hydroelectric facUlties. The Federal
QQvemment has a responsiblllty to push
for greater research and development in
areas...
United States--Politics and government--20th century
IN 'l.'HE SHADOvr OF VIET NAM
Commenceme~t Address by Se~e.tor .. ike Mansfie!d (D . , Y.or;ta.-:a)
Haverford Co::ege, Haverford, Pennsylvania
Tt:.eseay, ?·~ay 30, 1967, 11 :00 A.M.
It is doub~ful ~he.t ~here has ever been a good
time ~o graduate...