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Crop Fertilization Based on North Carolina Soil Tests
Table 4.12  Commonly available sources of boron (B)
Source
Formula
% B
Boric acid N3BO3 17
Borax Na2B4O7 • 10H2O 11
Solubor Na2B4O7 • 4H2O
Na2B10O16 • 10H2O
20.5
Fertilizer borate – 48 Na2B4O7 • 10H2O 14–15
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