How to prepare Korean Nature
Farming Materials
Koon-Hui Wang, Asst. Professor
CTAHR Sustainable Pest Management Lab
Kim Chang, CGNF
This material is prepared based on Cho Global Natural Farming (CGNF)
How to prepare IMO4?
1 IMO1 3
Seal with paper towel.
Container 2/3 full.
Ferment for 7 days
5
Check the box in 4-5
2/3 full steam rice in a box days for white mold
2 4
IMO2
Close with lid
Cover the rice box and and store in
Add brown sugar 1:1 (w/w) cool place
scattered with bamboo leaves
How to prepare IMO4?
6 2 oz IMO2 + 8 Under shade, soil underneath
60 lb mill run + Compost for 7 days, < 110F
5 gal water
(with 120 ml of
SES)
IMO3
7 IMO3 + field soil + soil 9
from natural area (2: 1:
1) + 5 gal water (with
120 ml of SES + 3 liter IMO4
SW), cover and
composted for ~7 days.
How to apply IMO4?
30 lb IMO4 + soil treatment solution (SOS) /1000 ft2
Cover with leaf liters for 7 days
Foliar spray:
nutrients inputs
BRV: brown rice vinegar
FPJ: fermented plant juice
LAB: lactic acid bacteria
FAA: fish amino acid
OHN: oriental herb nutrients
WCAP: water soluble Ca-Phosphate
MA: Mineral A
SW: sea water
Korean Natural Farming Inputs
FPJ = 1:3 brown sugar : OHN = 1/3 full of (2
Portulaca (~7 days) jars angelica root, 1 jar
LAB = 1: 10 rice water : milk in licorice root, 1 jar
2/3 full jar (~2 days) cinnamon bark) + 1/3
FAA = 1:1 fish waste (head, skin, beer+1/3 air space; 2
bones, guts): brown sugar (w/w) days later add brown
in big cooler to 2/3 full for 10 days sugar to 2/3 full; leave
to 3 months for 7 days, add vodka
to the top of container,
WCAP = 1: 10 charcoal bone: seal, collect 1/3 liquid
brown rice vinegar in 2/3 full jar (1 from each jar every
wk) two weeks, refill with
WCA = 1: 10 vinegar: peel & low vodka, repeat 5 times.
heat cook eggshell (1 wk)
SOS Solution
(Soil Treatment Solution)
Ingredient rate ml/5 gal
Liquedifies IMO4 1: 500 40
BRV 1: 500 40
FPJ 1: 500 40
LAB 1:1000 20
FAA 1:1000 20
OHN 1:1000 20
WCAP 1:1000 20
MA 1:1000 20
SW 1:30 600
SES Solution
(Seed Treatment Solution)
Ingredient rate ml/gal
FPJ 1: 500 8
BRV 1: 500 8
OHN 1: 1000 4
NMA 1:1000 4
Foliar Spray
Type II Solution Type III Solution
Rate ml/gal Rate ml/gal
BRV 1:500 8 BRV 1:500 8
FPJ 1:500 8 FPJ 1:500 8
OHN 1:1000 4 OHN 1:1000 4
FAA 1:1000 4 WCA 1:1000 4
MC 1:1000 4 SW 1:30 600
MA 1:1000 4
Use in area with extreme
weather