soil testing ak mahatvapurn hai jo bhami ki gunvatta ko nirdharilt karta hai .
1/ Fasal lagnese pehle .
2/ Fasal ka vikas ke dauran.
3/ Fasal kaal ne baad har 2-3 saal mai naha kheti laganese pehle.
- Nitrogen.
- phaspharan.
- potaciam.
ph.
organic earbon.
Nitroge- Nitrogen protein ka ek
mahatvpwn ghatok hai jo podhi ki vikash mein madad karta hai ar nitrogen patte ke nirmaan mein madad karta hai aur unhe Hara Rog deta hai or fatosyn thesis pra kriya min madad karta hai jisme podhe surha ke prakash se urya prapt karta hai or falon ki utpatakta badhaane mein madad karta hai.
Nitrogen ki kamiki lakshan,
1/ patte pela pad jata hain.
2/ podhe ka vikas ruk jata hai .
3/ Fasal ki atpatakta kam ho jati hai .
4/ Podhe kanjar ho jate hain.
Phasphoras
Phasphorus
phasharus roots ke vikas mein madat karta hai phasphoaarus phoolon aur fabon ke vikas mein madat
