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.
Open adoption can mean different things for different families. Parents should consider their child's needs when deciding on an open adoption. When California residents Kim and Carl Felder adopted their son, Robbie, they got to know his birth mother, Tony, very well. The relationship grew so close, in fact, that Tony lived with the Felders for a while before Robbie was born.