Endrin in forest streams after aerial seeding with endrin-coated Douglas-fir seed /

Mode of access: Internet.

1981 directory of forest tree seed orchards in the United States /

"October 1982."

Cone and seed insects of western forest trees /

Includes index.

Seed crops of forest trees in the pine region of California /

Caption title.

Growth and seed production of sawtooth oak (Quercus acutissima) 22 years after direct seeding /

"August 1997."

Seed production areas in the Lake States : guidelines for their establishment and management /

"June 1959."

Seed and cone insects of southern pines /

Cover title.

Stratification requirements for germination of western larch (Larix occidentalis Nutt.) seed /

"January 1990."

Woody-plant seed manual /

"Issued June 1948."