Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Mangum, Fred A."'
Autor:
Mangum, Fred A.
Publikováno v:
Theses and Dissertations.
This study was an attempt to evaluate the effects on ten Rocky Mountain streams from management activities on U.S. Forest Service lands. Macroinvertebrate and water chemistry data were collected. Data analysis methods included: three diversity indice
Externí odkaz:
https://scholarsarchive.byu.edu/etd/7814
https://scholarsarchive.byu.edu/cgi/viewcontent.cgi?article=8814&context=etd
https://scholarsarchive.byu.edu/cgi/viewcontent.cgi?article=8814&context=etd
Autor:
Mangum,, Fred A., Hunter, Charles A.
Publikováno v:
Journal of ASFMRA, 1979 Oct 01. 43(2), 45-49.
Externí odkaz:
https://www.jstor.org/stable/43756824
Autor:
Mangum, Fred Allen
Publikováno v:
Proceedings of the Annual Meeting (Western Farm Economics Association), 1959 Jul . 32, 247-247.
Externí odkaz:
https://www.jstor.org/stable/44012536
Publikováno v:
IEEE Transactions on Systems, Man & Cybernetics; 1979, Vol. 9 Issue 9, p545-558, 14p
Autor:
Mangum, Fred A.
The AAEA is a professional association of agricultural economists. According to the most recent Handbook, members are engaged in 27 work activity areas including extension. There are 15 fields of specialization which are further subdivided into 102 s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d82d9d49e2a2fee2d4c5128ab0ebc4c2
