Effect of fertilizers on dehydrogenase and urease activity in soil under crop rotation
Effect of fertilizers on dehydrogenase and urease activity in soil under crop rotation
Sriramachandrasekharan, M.V.
Advances in Plant Sciences 15(1): 207-212
2002
ISSN/ISBN: 0970-3586
A study was conducted in a medium black Vertic Ustochrept to determine the effect of different levels of fertilizers on dehydrogenase and urease activities under a maize-cowpea rotation. The treatments used in the experiment were: (T1) absolute control; (T2) 100% N alone; (T3) 100% N and P alone; (T4) 50% NPK; (T5) 100% NPK; (T6) 150% NPK; and (T7) 100% NPK and farmyard manure.