1. A yellow to yellow-brown humic substance that is soluble in water under all pH conditions
   "they measured the fluvial fulvic acid"

Derived forms: fulvic acids

Type of: humic substance

Encyclopedia: Fulvic acid

• blueprint
• blueprint paper
• blues
• bluestem
• bluestem wheatgrass
• bluestocking
• bluestone
• bluesy
• bluet
• bluethroat
• bluethroat pikeblenny
• bluetick
• bluetongue
• Bluetooth
• blueweed
• bluewing
• bluey
• bluff
• bluff out
• bluffer
• bluffly
• bluffness
• bluing
• bluish
• bluish black