Showing Results using Keyword index

1) Nitrogen sources and transformations

Author
Barbarick, K. A
Series
Service in action volume no. 0.550
Crop series. Soil volume no. 0.550
Publisher
Colorado State University Extension Service
Pub. Date
Not Supplied
Language
English

2) The role of nitrogen fixing bacteria in soil fertility

Author
Reuszer, Herbert W
Series
Miscellaneous volume no. 33
Publisher
[Colorado Agricultural Experiment Station]
Pub. Date
[1937]
Language
English

3) The fixation of nitrogen in some Colorado soils

Author
Headden, William P
Series
Bulletin volume 155
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1910.
Language
English

4) The fixation of nitrogen in some Colorado soils: a further study

Author
Headden, William P
Series
Bulletin volume 178
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1910.
Language
English

5) The fixation of nitrogen in Colorado soils: the distribution of the nitrates and their relation to the alkalis

Author
Headden, William P
Series
Bulletin volume 186
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1913.
Language
English

6) Fixation of nitrogen in Colorado soils: occurrence of nitrates on rocks

Author
Headden, William P
Series
Bulletin volume 277
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1922.
Language
English

7) The fixation of nitrogen in Colorado soils: a study of the Wellington district, Larimer County, Colorado

Author
Headden, William P
Series
Bulletin volume 258
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1921.
Language
English

8) Bacteriological studies of the fixation of nitrogen in certain Colorado soils

Author
Sackett, Walter G
Series
Bulletin volume 179
Publisher
Agricultural Experiment Station of the Agricultural College of Colorado
Pub. Date
1911.
Language
English