A Study on Azolla as a Nitrogen Source in Rice Farming

Authors : Mithat Nuri GEVREK

Pages : 165-172

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Publication Date : 2000-04-01

Article Type : Research Paper

Abstract :This study was conducted to determine the best combination of azolla insert ignore into journalissuearticles values( Azolla anabaena); and N fertilizer under Menemen ecological conditions in 1996 and 1997. The A. mexicana genotype of azolla was brought from the International Rice Research Institute insert ignore into journalissuearticles values(IRRI); and adapted to the Aegean region of Turkey. The results of study showed that the combination azolla+N fertilizer yielded approximately 356 kg/da of rice under Menemen second crop conditions. It was also concluded that the use of azolla will lead to a 1/3 reduction in the N demand of a rice crop.
Keywords : Rice, azolla, organic nitrogen, mineral nitrogen, protein rate