Agronomic Home
About the Division
Find Your Report (PALS)
Field Services
Nematode Assay
Plant Tissue Analysis
Soil Testing
Soilless Media Analysis
Solution Analysis
Waste/Compost Analysis
Agrotips
News Releases
Publications
Staff
Virtual Tour
Instructional PowerPoints
Related Sites
Agronomic Site Map

Agronomic Services

Crop Fertilization Based on North Carolina Soil Tests
Table 4.13  Commonly available sources of copper (Cu)
Source
Formula
% Cu
Copper sulfate (pentahydrate) CuSO4 • 5H2O 25
Copper sulfate (monohydrate) CuSO4 • H2O 35
Copper oxide CuO 75
Ammonia base copper CuSO4 + NH4OH 8
Copper chelates Na2Cu EDTA 13
NaCu HEDTA 9
Cupric ammonium phosphate Cu(NH4)PO4 • 2H2O 32
return icon.Hardy DH, Tucker MR, Stokes CE. 2014. Crop fertilization based on North Carolina soil tests. Raleigh (NC): North Carolina Department of Agriculture and Consumer Services, Agronomic Division. Circular No. 1.

Last Update January 10, 2014

 

 

NCDA&CS Agronomic Services Division, Colleen M. Hudak-Wise, Ph.D., Director
Mailing Address: 1040 Mail Service Center, Raleigh NC 27699-1040
Physical Address: 4300 Reedy Creek Road, Raleigh NC 27607-6465
Phone: (919) 733-2655; FAX: (919) 733-2837