1) Selenium poisoning of livestock

Author
Durrell, L. W
Series
Bulletin. Extension Service)) volume 382A
Publisher
Colorado State College, Extension Service
Pub. Date
[1944]
Language
English

2) Poisonous and injurious plants in Colorado

Author
Durrell, L. W
Series
Bulletin volume 429
Publisher
Colorado State College, Colorado Experiment Station
Pub. Date
[1936]
Language
English

3) Colorado's poisonous and injurious plants

Author
Durrell, L. W
Series
Bulletin volume 455
Publisher
Colorado Experiment Station, Colorado State College
Pub. Date
1939.
Language
English