Category Articles

Fertilizers available in Pakistan

Fertilizers-available-in-Pakistan-by-saad-ur-rehman-malik

The sources of fertilizer supply in Pakistan are domestic production and imports. Those manufactured locally include urea, calcium ammonium nitrate (CAN) and ammonium sulphate (AS) as straight nitrogen fertilizers. Single superphosphate is the only straight phosphate fertilizer and nitrophos is…

Urbanization: Source of heavy metals pollution

Urbanization: Source of heavy metals pollution By. Asifa Manzoor, M.phil Biotechnology Introduction Heavy metals (HM) are the compounds having specific gravity >5 that of water. These heavy metals are found to be toxic for human health as well as to environment. Toxic…

Fertilizers and Environmental Pollution

Fertilizers-and-Environmental-Pollution-by-saad-ur-rehman-malik

Fertilizers are organic or inorganic substances, either natural or synthetic, used to supply elements (such as nitrogen, phosphate and potash) essential for plant growth. They are the most effective means of increasing crop production and of improving the quality of…