Paddy Cultivation in Sri Lanka - Christiealwis.com

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Origin of rice plant Evidence says in China or in India Species • 22 species are documented in the world - 20 wild species and 2 cultivated species • 2 cultivated species are » Orysa sativa (L.) Orysa glaberima (stedu) 2
Available species in Sri Lanka • 5 wild rices - O. nivara - O. ruffiphogon - O. risomatics - O. echingari - Cultivated species • O. sativa Group indica Distribution of rice in Sri Lanka 3
Page 1: Paddy Cultivation in Sri Lanka By M
Page 5 and 6: District Kalutara Colombo Galle Gam
Page 7 and 8: Land preparation using mamoty Rural
Page 9 and 10: Gonabaru 9
Page 11 and 12: Herath Banda Sulai-Traditional Rice
Page 13 and 14: Breeding Commence 1950 First bred v
Page 15 and 16: Institution Mandate Batalagoda (Var
Page 17 and 18: Fe Toxic soil Fe Toxic Paddy field
Page 19 and 20: Constraints b) Climatic constraints
Page 21 and 22: Killing Pollan (using hot water) Re
Page 23 and 24: Cont ….. 2. Diabetic condition Hi
Page 25 and 26: Network of Irrigation Reservoirs 25
Page 27 and 28: Old New Old New 27
Page 29 and 30: Statistics Year Production 000 Mt Y
Page 31 and 32: Varietal spread according to the ag

Paddy Cultivation in Sri Lanka - Christiealwis.com

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