Growth and yield of cowpea as influenced by different methods and source of phosphorus applications
1984
Geethakumari, V.L. | Kunju, U.M. (Rice Research Station, Pattambi (India))
There was significant increase in yield up to 50 kg P205 /ha when the superphosphate was used whereas there was yield stabilisation at the lower level of 37.5 kg/ha when Mussooriephos was used as the source. Similarly, superphosphate recorded better crop yield when placed whereas broadcast application of Mussoorie rockphosphate gave higher yields than its placement
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