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040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aQK711.2 JOU
100 1 _aDong, Chen
_eauthor
245 1 0 _aPhotosynthetic characteristics, antioxidant capacity and biomass yield of wheat exposed to intermittent light irradiation with millisecond-scale periods
_ccreated by Chen Dong, Lingzhi Shao, Guanghui Liu, Minjuan Wang, Hui Liu, Beizhen Xie, Bowei Li, Yuming Fu, Hong Liu
264 _aAmsterdam:
_bElsevier GmbH,
_c2015.
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of plant physiology
_vVolume 184
520 3 _aEnergy consumption and output are two very important standards for evaluating the reliability of electric light sources when plants are grown in a controlled environment. As a primary source of energy, light is one of the most important environmental factors for wheat growth. The objective of this study was to investigate the influences of light/dark cycle operation with millisecond-scale period on the growth of wheat, photosynthetic characteristics, antioxidant capacity and biomass yield and quality during their life cycle. Four types of intermittent lighting with the same intensity were employed: a light/dark (0.5/0.5 ms) light (50%), a light/dark (0.7/0.3 ms) light (70%), a light/dark (0.8/0.2 ms) light (80%) and a continuous light (100%). The results showed that the wheat cultivated in the 80% light was characterized by highest photosynthetic rate and lowest lignin in inedible biomass, which was more beneficial to recycle substances in the processes of the environment regeneration. The data were comparable to those under continuous light condition in terms of chlorophyll concentration, antioxidant capacity, harvest index (HI) and thousand kernel weight (TKW). Wheat was sensitive to intermittent illumination which significantly affected those indices of growth and physiology, especially at heading and flowering stages.
650 _aBioregenerative life support system (BLSS)
_vIntermittent illumination
_xWheat
700 1 _aShao, Lingzhi
_eco-author
700 1 _aWang, Minjuan
_eco-author
700 1 _aLiu, Guanghui
_eco-author
700 1 _aLiu, Hui
_eco-author
700 1 _aXie, Beizhen
_eco-author
700 1 _aLi, Bowei
_eco-author
700 1 _aFu, Yuming
_eco-author
700 1 _aLiu, Hong
_eco-author
856 _uhttps://doi.org/10.1016/j.jplph.2015.06.012
942 _2lcc
_cJA
999 _c168867
_d168867