1. KAUTIR (Kerala Agricultural University Theses Information and Retrieval)
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Item Selection efficiency and genetic and biochemical bases of resistance to bacterial wilt in tomato(Department of Olericulture, College of Horticulture, Vellanikkara, 1985) Rajan, S; Peter, K VItem Assessment of nitrification rate of Kerala soils and agronomic factors influencing it(Department of Agronomy, College of Horticulture, Vellanikkara, 1989) Marykutty Zacharias; Vikraman Nair, RThe present study 'assessment of nitrification rate of Kerala soils and agronomic factors influencing it' was conducted during June 1987 to November 1988 at the College of Horticulture, Vellanikkara, Trichur. A series of laboratory incubation studies were conducted using a total of 22 soil samples including 20 samples drawn from five soil types (laterite red, alluvial, forest and black soils ) of Keralaand two from Coimbatore (red and black). The presence of Nitrosomopas was observed in 11 soil samples and that of Nitrobacters in all soil tested. The nitrification rate was high for alluvial and black soils and low for the red laterite soils.Item Effect of growing environment and climate change on growth and yield of cucumber [Cucumis sativus (L.)] under organic management(Academy of Climate Change Education and Research Vellanikkara, 2017) Abishna, P V; Usha, K E