Likewise, assuming a fertilizer application rate of 40 â 80 kg total N per acre per year for agricultural crops, fertilizer can add 10,000 â 20,000 kg of total N in 1 square kilometer (247 acres).It is important to note that most of the fertilizer N will be taken up by plants.ikewise, assuming a fertilizer application rate of 40 â 80 kg total N per acre per year for agricultural crops, fertilizer can add 10,000 â 20,000 kg of total N in 1 square kilometer (247 acres).
Open adoption. Open adoption is a form of adoption in which the biological and adoptive families have access to varying degrees of each other's personal information and have an option of contact.
Lastly, independent adoptions can be much less expensive than agency adoptions (which can cost anywhere between $5,000 and $40,000 for a private agency). However, in some situations, the adoptive parents in an independent adoption will still need to pay the medical expenses for the birth mother. Independent Adoption: Disadvantages One of the main disadvantages of an independent adoption is that many states place heavy restrictions on them.