Haifa Jasim

7 Questions 11 Answers 0 Followers

Questions related from Haifa Jasim

What is the range concentration of selenium in corn crop?

Selenium is benefit element for plants and animals. I want to know its concentration in shoot of corn crop.plz

11 November 2017 7,444 3 View

What is the best method for determining soil salinity by soil paste or soil solution?

The salinity of soil can determined by electrical conductivity meter , by soil paste extract or soil solution . the is differences between them .

11 November 2017 5,966 0 View

How to remove crude oil or hydrocarbon from contaminated soils?

Soil may contaminated with crude oil and hydrocarbons ,which reduce its productivity. So what is the best way to recontaminated.

11 November 2017 3,568 1 View

How is selenate adsorbed by clay, calcium carbonate, and organic matter?

Selenate ion is adsorbed by soil components , i would like to know mechanisms of its adsorption

11 November 2017 7,660 2 View

How is phosphate adsorbed by calcium carbonate in soils?

Calcium carbonate in calcareous soils reached to 50% of southern part of iraq. So addition of phosphate fertilizers to these soils adsorbed by calcium carbonate > I would like to know by...

11 November 2017 4,797 17 View

How to convert a liquid fulvic acid to solid?

Fulvic acid is soluble in acidic and alkaline medium, so how i can convert it to solid?

11 November 2017 5,604 1 View

What is the best way to remove heavy metals from organic fertilizers?

Organic fertilizers such as cow manure has heavy metals, these fertilizers used with high quantities for improving soil properties and supplying nutrient . so how can increase the efficiency of...

11 November 2017 8,480 15 View