बिदिन्थि बादियै जुदि खोन्दोसे हानि ओनसोलाव 20 किलग्राम नाइट्रजेन हासार बाहायनायजों मोनो अब्ला सेरफ्रोमबो नाइट्रजेन हासारनिफ्राय गर दिहुनथाइखौ ( 8 ÷ = 0.40 कुइनटल मोनो ।
For example , if in one unit of land , by using 20 kilogram of nitrogen fertilizer , 8 quintal of total output is obtained then from per kilogram of nitrogen fertilizer , average output ( 8 / 20 ) = 0.40 quintal is obtained .