Dear Sir,
Good Morning Sir.

Basis of Northern Bangladeshi fertilizer rcommendation for crops:

Integrated organic and inorganic fertilization is needed to
increase the yield ofcrops.Northern fertilizer policy
is initiated based on the longterm experimental findings,
practical experience and observations.Fertilizer
recommendation for any crop is made depending on soil,
plant analytical results, yield of crops.so, reach
desired goal checked-climate,plant population,pest and
disease control measures,the critical values of
specific crop soil in specific areas.