Q608
Which method is applied for testing of Fe, Zn, Cu and Mn
A.
EDDHA
B.
HEDTA
C.
Oxalic acid
D.
DTPA
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
DTPA method is applied for testing of (Iron) Fe, (Zinc) Zn, (Copper) Cu and (Manganese) Mn.DTPA (diethylene triamine penta acetic acid) is a method of extraction method of micronutrients. It is a non-equilibrium extraction for estimating the potential soil availability of the above minerals. It was developed by Soltanpour and Workman.