Editing Azolla (section)

===Larvicide===
The myth that no mosquito can penetrate the coating of fern to lay its eggs in the water gives the plant its common name "mosquito fern".<ref name="Mosquito Fern"/> ''Azolla'' have been used to control mosquito larvae in rice fields. The plant grows in a thick mat on the surface of the water, making it more difficult for the larvae to reach the surface to breathe, effectively choking the larvae.<ref name=":0">{{cite journal |last1=Myer |first1=Landon |last2=Okech |first2=Bernard A. |last3=Mwobobia |first3=Isaac K. |last4=Kamau |first4=Anthony |last5=Muiruri |first5=Samuel |last6=Mutiso |first6=Noah |last7=Nyambura |first7=Joyce |last8=Mwatele |first8=Cassian |last9=Amano |first9=Teruaki |title=Use of Integrated Malaria Management Reduces Malaria in Kenya |journal=PLOS ONE |volume=3 |pages=e4050 |year=2008 |doi=10.1371/journal.pone.0004050 |editor1-last=Myer |editor1-first=Landon |issue=12 |pmid=19115000 |pmc=2603594 |bibcode=2008PLoSO...3.4050O |doi-access=free}}</ref>