Robert Alexander Gardner

1) Nitric nitrogen in the soils of the Arkansas valley

Author
Gardner, Robert Alexander
Series
Technical bul volume 6
Publisher
Colorado Agricultural College, Colorado Experiment Station
Pub. Date
1934.

2) The nitrogen requirement of sugar beets

Author
Gardner, Robert Alexander
Series
Technical bul volume 28
Publisher
Colorado Agricultural Experiment Station, Colorado State College
Pub. Date
1942.

3) The use of sugar beet petioles as indicators of soil fertility needs

Author
Gardner, Robert Alexander
Series
Technical bul volume 14
Publisher
Colorado Agricultural College, Colorado Experiment Station
Pub. Date
1935.

4) Slick spots in western Colorado soils

Author
Gardner, Robert Alexander
Series
Technical bul volume 20
Publisher
Colorado State College, Colorado Experiment Station
Pub. Date
1937.

5) Why is subsoil unproductive?

Author
Gardner, Robert Alexander
Series
Bulletin volume 464
Publisher
Colorado State College, Colorado Experiment Station
Pub. Date
1941.

6) Cultural factors affecting sour cherry production in Colorado

Author
Bryant, L. R
Series
Bulletin volume 471
Publisher
Colorado Agricultural Experiment Station, Colorado State College
Pub. Date
1942.

7) Comparison of methods for estimating available phosphorus in alkaline calcareous soils

Author
Hockensmith, R. D
Series
Technical bul volume 2
Publisher
Colorado Agricultural College, Colorado Experiment Station
Pub. Date
1933.