The Effect of Different Levels of Phosphorous and Potassium on Nitrogen Fixation
SUTHANANDA ,Ganagasabai
The Effect of Different Levels of Phosphorous and Potassium on Nitrogen Fixation - Eastern University Srilanka. 1986 - (12),100p.
001.4'63141
The Effect of Different Levels of Phosphorous and Potassium on Nitrogen Fixation - Eastern University Srilanka. 1986 - (12),100p.
001.4'63141