Ｓｔｕｄｉｅｓ　ｏｎ　ｓｏｍｅ　ｃｈａｒａｃｔｅｒｉｓｔｉｃｓ　ｏｆｎｉｔｒａｔｅ　ｒｅｄｕｃｔａｓｅ　ｆｒｏｍ　ｓｕｇａｒ　ｂｅｅｔ（ＢｅｔａｖｕｌｇａｒｉｓＬ．）　ｌｅａｖｅｓＳｔｕｄｉｅｓｏｎｓｏｍｅｃｈａｒａｃｔｅｒｉｓｔｉｃｓｏｆｎｉｔｒａ... Studies on some characteristics of nitrite reductase from sugar beet (Betavulgaris L.) leavesStud......