Yazar
George Peter Steinbauer
2 cilt bulundu.
Cilt sonuçları
Light as a factor in the growth and metabolism of tree seedlings ..
George Peter Steinbauer · The Science Press Printing Company
32 sayfa · 1932
Effect of light on / Growth (Plants) / Metabolism / Plants / Seedlings
Some field weeds in Maine
Ferdinand H. Steinmetz, George Peter Steinbauer, University of Maine. Extension Service · Yayınevi bilinmiyor
27 sayfa · 1942
Weeds / Identification