ARS 45.

Mode of access: Internet.

Determination of sediment density by gamma attenuation /

Mode of access: Internet.

Repair of cracks in concrete channel linings /

Mode of access: Internet.

Proceedings : second Seepage Symposium, Phoenix, Arizona, March 25-27, 1968 /

Mode of access: Internet.

ARS-H.

Chemical abstracts

Publications and patents with abstracts.

Title from cover.

ARS 44.

Mode of access: Internet.

ARS-42.

Some issues accompanied by supplements.

Inventory of available clover introductions.

Cover title.

Comparison of winter wheat varieties grown in cooperative nursery experiments in the hard red winter wheat region in 1988 /

Chiefly tables.

Comparison of winter wheat varieties grown in cooperative nursery experiments in the hard red winter wheat region in 1989 /

Mode of access: Internet.

Monitoring the condition of our nation's ecological resources.

Mode of access: Internet.

Rural family living.

Mode of access: Internet.

Progress report on harvesting Virginia type peanuts /

Cover title.

Tomato leaves : a potential alkaloid and sterol source /

Cover title.