Yazar
William Frederick Gericke
3 cilt bulundu.
Cilt sonuçları
Some relations of maintained temperatures to germination and the early growth rate of wheat in nutrient solutions
William Frederick Gericke · Yayınevi bilinmiyor
70 sayfa · 1921
Plants / Nutrition / Growth (Plants) / Wheat
The complete guide to soilless gardening
William Frederick Gericke · Prentice-Hall, Inc.
285 sayfa · 1940
Gardening / Plants / Soilless culture / Hydroponics