2. Institutional Publications
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Item Phosphate and potash fertilisation of rice in the clay loam soils of Kuttanad(Kerala Agricultural University, 1979) Ittyavirah, P J; Nair, S S; Sankara Panicker, K; John, P SA field experiment was conducted at the Rice Research Station, Moncompu to assess whether rice crop can be raised without continuous application of phosphorus and potash in the clay loam soils of Kuttanad. The variety used wasTriveni. Results revealed that skipping of potash during the alternate seasons is not affecting the yield, end hence csn be adopted for economising ihe expenditure. Skipping of phosphorus is having depressing effect on yieid. Application of nitrogen alone without phosphorus and potash has shown significant reduction in yield, and the crop exhibited typical symptoms of phosphate deficiency.Item Effect of potash nutrition on infestation by the yellow borer Tryporyza Incertulas(Kerala Agricultural University, 1980) John, P S; Thomas, M JItem Effect of calcium peroxide coating of rice seeds and water regimes on germination of rice seeds and weed growth(Kerala Agricultural University, 1986) Nair, M S; Sasidharan, N K; John, P SItem Effect of application of 2,4-Dd mixed with urea in low-land direct sown rice(Kerala Agricultural University, 1989) John, P S; Sadanandan, N