सिमायारि दिहुनथाइनि अनजिमाया बांनायाव गर दिहुनथायाव बाङो ।
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 .