تأثير إضافة الفسفور و البوتاسيوم في بعض مؤشرات نمو محصول الشعير Hordeum Vullgare L. و محتواه من عنصري الكالسيوم و المغنيسيوم

الملخص EN

This stady was condacted in the soil Dept.

College of Agricalture.University of Babylon (2013 – 2014).

effect of adding potassium at the levels (0,10,20, and 30)mg K.kg-1 soil as potassium sulfate K2O 50% and phosphorus at the levels (0,5,10,20,40 and 80)mg P kg-1soil as triple super phosphate P2O5 46% on same growth indicators of barley plants and its contents of calcium and magnesium elements .

Results showed superiority of adding phosphorus and potassium significantly in (plant height, weight of 100 grain, straw weight, biological yield) compared to control treatment.The results also showed superiority of adding phosphorus and potassium significantly in the proportion of calcium and magnesium elements In the vegetative part of barley crop compared to control treatmants.