Madras Agricultural Journal
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RESPONSE OF RICE TO FERTILIZER NITROGEN AND AZOLLA AND ITS ECONOMICS

Abstract

                                The effect of fortilizer nitrogen and Azolla on rice during Kharif and Rabi. 1934-85 were studied. In Kharif application of 25 Kg N each as prilled urea, ures super granule and neem coated urea besides Azolla as dual crop produced highost grain yield, not return as well as return per rupee invested while 75 Kg N as broa super granule and Azolla as dual crop produced highest straw yield. However," during Rabi, application of 75 Kg N as neem coated urea and Azolla asdfual crop produced highest grain and straw yield, net return as well as return per rupeo invested. Return per rupee invested was higher in Rabl than in Kharif.

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