Radishes

Nitrogen

On mineral soils, apply up to 60 kg N/ha. On much soils, apply 40 kg N/ha.

Phosphorus and Potassium

Test the soil to determine phosphorus and potassium requirements.

Table X, Phosphorus and Potassium Requirements for Radish on Mineral Soils
Legend: HR = High Response  MR = Medium Response  LR = Low Response  RR = Rare Response  NR = No Response
Phosphorus			Potassium
Sodium Bicarbonate Phosphorus Soil Test (ppm)	Rating	Phosphate (P205) Required kg/ha	Ammonium Acetate Potassium Soil Test (ppm)	Rating	Potash (K2O) Required (kg/ha)
0-3	HR	80	0-15	HR	60
4-5	HR	70	16-30	HR	60
6-7	HR	60	31-45	HR	50
8-9	HR	60	46-60	HR	50
10-12	MR	50	61-80	MR	40
13-15	MR	50	81-100	MR	30
16-20	LR	40	101-120	MR	30
21-25	LR	40	121-150	MR	20
26-30	LR	30	151-180	MR	20
31-40	LR	30	181-210	LR	0
41-50	LR	20	211-250	RR	0
51-60	LR	0	>250	NR	0
61-80	RR	0
80+	NR	0

 

Table X, Phosphorus and Potassium Requirements for Radishes on Muck Soils
Legend: HR = High Response  MR = Medium Response  LR = Low Response  RR = Rare Response  NR = No Response
Phosphorus			Potassium
Sodium Bicarbonate Phosphorus Soil Test (ppm)	Rating	Phosphate (P205) Required kg/ha	Ammonium Acetate Potassium Soil Test (ppm)	Rating	Potash (K2O) Required (kg/ha)
0-3	HR	100	0-15	HR	230
4-5	HR	100	16-30	HR	220
6-7	HR	100	31-45	HR	210
8-9	HR	100	46-60	HR	200
10-12	MR	90	61-80	MR	170
13-15	MR	90	81-100	MR	150
16-20	MR	80	101-120	MR	120
21-25	MR	70	121-150	MR	80
26-30	MR	60	151-180	MR	40
31-40	LR	50	181-210	LR	0
41-50	LR	30	211-250	RR	0
51-60	LR	20	>250	NR	0
61-80	RR	0
80+	NR	0