Yazar
Harry T Valentine
4 cilt bulundu.
Cilt sonuçları
Sampling techniques for natural and environmental resources
T. G. Gregoire, Timothy G. Gregoire, Harry T. Valentine · Taylor & Francis
496 sayfa · 2004
Statistical methods / Environmental sciences / Environmental sampling / The Environment / Science/Mathematics
Estimating defoliation of hardwoods using blade-petiole relations
Harry T Valentine · Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Sayfa sayısı yok · 1978
Foliar diagnosis / Defoliation
Sampling Strategies for Natural Resources and the Environment
Harry T. Valentine, Timothy G. Gregoire · Taylor & Francis Group
496 sayfa · 2007
Environmental sampling / Environmental sciences / Statistical methods / Échantillonnage (Écologie) / Sciences de l'environnement