Effect of Organic Fertilizer of Potasium Humate and Sea Weed Extracts on some

The study was conducted in the forest nursery at college of agriculture and forestry/ University of Mosul during the mid of April 2012, to investigate the effect of organic fertilizer Pow humus with three concentrations (0 , 1 , 2) g L. In addition to Hypra tonic and Alga 300 with three concentration (0 , 1 , 2 ) ml L. on some chemical and physiological characteristics of Pinus pinea L. seedlings. The results showed that the highest significant increase was caused by Pow humus fertilizer in the leaves content of phosphorus, potassium, carbohydrate, total chlorophyll and phenols, as well as the root content of nitrogen and potassium. While Hypra tonic fertilizer has the highest significant increase in the root content of phosphorus. In addition spraying by Alga 300 fertilizer gave the highest significant increase in leaves content of nitrogen and it is effect was significant in stability of membranes. / 2012 ( 2 1 0 ) / 300 .Pinus pinea L. ( 2 1 0 ) / 300