Effects of Nitrogen Form Ratios on the Lettuce Growth and Activity of Protective Enzymes
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Abstract:
Effects of four nitrogen forms ratios(NO3--N : NH4+-N were 100: 0,75 : 25,50: 50 and 0: 100, respectively)on the lettuce (cv. Hongnong and Lvling) growth and the activity of protec-tiase enzymes were investigated. The results showed that the fresh and dry
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徐加林 别之龙 张盛林. Effects of Nitrogen Form Ratios on the Lettuce Growth and Activity of Protective Enzymes[J]. Jorunal of Huazhong Agricultural University,2005,24(3).