Research Article
The Effects of Plant Growth Promotion Rhizobacteria on Vegetative Growth and Leaf Nutrient Contents of Hazelnut Seedlings (Turkish hazelnut cv, Tombul and Sivri)
Department of Horticulture, Faculty of Agriculture, Bozok University, Yozgat, Turkey
Ramazan Cakmakci
Department of Crop Science, Faculty of Agriculture, Atat�rk University, Erzurum, Turkey
Omur Duyar
Hazelnut Research Institute Giresun, Turkey
Metin Turan
Department of Faculty of Agriculture, Atat�rk University, Erzurum, Turkey