Phytol and the Breakdown of Chlorophyll in Senescent Leaves

作者: Christian Peisker , Theres Düggelin , Doris Rentsch , Philippe Matile

DOI: 10.1016/S0176-1617(89)80099-9

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摘要: Summary Three forms of phytol were analysed in senescent leaves three plant species: free phytol, chlorophyll and esterified outside chlorophyll. During breakdown very little is produced whilst substantial proportions total appear to be Rather small are lost parsley (16%) barley (24%); Festuca pratensis as much 35 % disappear during foliar senescence. The retention a non-yellowing genotype meadow fescue associated with reduced quantities non-chlorophyll esters phytol. In F. vitamin E increases the initial phase senescence then declines. well under anoxic conditions results accumulation dephytylated species

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