TY - BOOK AU - Gohargani,Jafar ED - National Agrarian University of Armenia TI - Effect of sulphur and bacteria Thiobacillus on phosphorus and heavy metal absorption by Canola (Brassica napus ssp. olieferum) under the Iri Calcareous soil conditions: Thesies... for the degree of candidate of agricultural sciences (PhD) in the specialty of 06.01.01-"General agriculture, soil science, agricultural chemistry" PY - 2014/// CY - Yerevan KW - Agrochemistry KW - Fertilization (Biology) KW - Dissertation N1 - Supervisor : Dr. of agricultural sciences, prof. M. Galstyan; References : 112-127 ER -