The second and third place when there are 30 and 20 age of Kale. The day by putting on 30-40 kg/Rai after the withdrawal of separate. Fertilizer application of nitrogen fertilizer at the time, may 2 urea, by entering the individual 1.5 grams.
2nd and 3rd put on Kale between about 20 and 30 days by putting the rate of 30-40 kg / ha after withdrawal extracted. The Fertilizer No. 2 may nitrogen such as urea, by the beginning of 1.5 g.
The second and the 3 put on kale and aged about 20 30 day by put in rate 30-40 kg / Rai หลังจากถอน separation, fertilizer application times 2 may fertilizer. Nitrogen, such as urea, by putting the start 1.5 grams.