Albert E Ludwick

1) Soil sampling: the key to a quality fertilizer recommendation

Author
Ludwick, Albert E
Series
Service in action volume no. 0.500
Publisher
Colorado State University Cooperative Extension
Pub. Date
1979.
Language
English

2) Fertilizer shortage and guidelines for dealing with it

Author
Ludwick, Albert E
Series
Service in action volume no. 0.552
Publisher
Colorado State University Extension Service
Pub. Date
1981.
Language
English

3) Grain protein content as an indicator of nitrogen fertilizer needs in winter wheat in eastern Colorado

Author
Goos, R. J
Series
Service in action volume no. 0.555
Publisher
Colorado State University Extension Service
Pub. Date
1984.
Language
English

4) Nitrogen fertilization of dryland winter wheat in eastern Colorado

Author
Goos, R. J
Series
Service in action volume no. 0.554
Publisher
Colorado State University Extension Service
Pub. Date
1982.
Language
English

5) Sulfur fertilization of corn and winter wheat

Author
Henson, M. Ann
Series
Service in action volume no. 0.510
Publisher
Colorado State University Cooperative Extension
Pub. Date
1981.
Language
English

6) Grain protein content and N needs

Author
Goos, R. J
Series
Crop series. Soil volume no. 0.555
Publisher
Not Supplied
Pub. Date
Not Supplied
Language
English