Yazar
Abdel Azim Zumrawi
4 cilt bulundu.
Cilt sonuçları
Diameter growth equations for Douglas-fir and grand fir in the western Willamette Valley of Oregon
Abdel Azim Zumrawi · College of Forestry, Forest Research Laboratory, Oregon State University
Sayfa sayısı yok · 1993
Mathematical models / Growth / Abies grandis / Forests and forestry / Measurement
Effects of stand density on site index in thinned stands of Douglas-fir in the Pacific Northwest
Abdel Azim M. A. Zumrawi · Yayınevi bilinmiyor
40 sayfa · 1985
Thinning / Douglas fir / Site index (Forestry)
Examining bias in estimating the response variable and assessing the effect of using alternative plot designs to measure predictor variables in diameter growth modeling
Abdel Azim M. A. Zumrawi · Yayınevi bilinmiyor
78 sayfa · 1990
Douglas fir / Growth / Mathematical models / Measurement
Equations for predicting the height to crown base of six tree species in the central western Willamette Valley of Oregon
Abdel Azim M. A. Zumrawi · Forest Research Lab, College of Forestry, Oregon State University
Sayfa sayısı yok · 1989
Forests and forestry / Measurement