Nitrogen and phosphorus requirement of winged bean (Psophocarpus tetragonolobus (L.) DC.) in Oxisol and Ultisol

The response of winged bean (Psoph ocarpus tetragonolobus) to 6 different soil P levels and 3 different soil N levels were compared in two soil types (an Oxisol and an Ultisol) for a period of 4 months. Moderate applications of N and P fertilizers (i.e. 14 kg N/ha and 13 kg P/ha) were found to be op...

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Bibliographic Details
Main Authors: Chulan, Azizah, Omar, Mohammed, Hall, I. R.
Format: Article
Language:English
Published: Malaysian Society of Applied Biology 1986
Online Access:http://psasir.upm.edu.my/id/eprint/39944/1/32%20-%20Nitrogen%20and%20phosphorus%20requirement%20of%20winged%20bean%20%5Bpsophocarpus%20tetragonolobus%20%28l.%29%20Dc.%5D%20In%20oxisol%20and%20ultisol.pdf
http://psasir.upm.edu.my/id/eprint/39944/
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