I SEND you the following notes on the fertilization of the coffee plant (C. arabica) which I made some time ago, and which may be interesting to those who study the subject.
Prior to this, the pollen tubes first need to gain their ability to respond to attractant molecules. Fertilization finally occurs by pollen tubes releasing sperm cells to the egg cells.
As humans introduce additional nitrogen to agricultural land through fertilization, and industry as well as transport contribute to nationwide nitrogen deposition, nitrogen-fixing plants may lose ...