relation: http://oar.icrisat.org/4882/ title: Nitrogen availability indexes for submerged rice soils creator: Sahrawat, K L subject: Soil Science publisher: Academic Press date: 1983 type: Book Section type: PeerReviewed format: application/pdf language: en identifier: http://oar.icrisat.org/4882/1/Nitrogen%20availability%20indexes%20for%20submerged%20rice%20soils.pdf identifier: Sahrawat, K L (1983) Nitrogen availability indexes for submerged rice soils. In: Advances in Agronomy. Academic Press, Massachusetts, USA, pp. 415-451.