สิ่งแวดล้อม มลภาวะ ของเสีย
เอกสารมาตรฐาน
สหรัฐอเมริกา
APHA
SMWW 8211
Duckweed
2023
5
Standard methods for the examination of water and wastewater (543.3 APHA 24th ed. Ref. Treatises&monographs FL2)
Lemna minor L. (also known as common duckweed) is a small flowering aquatic macrophyte (a monocot) widely distributed in quiescent fresh water and estuaries ranging from tropical to temperate zones (Figure 8211:1).1 It is the most common species of the family Lemnaceae in the United States and many other parts of the world...