小麦小穗不同粒位粒重形成的生理特性差异

李艳霞,杨卫兵,尹燕枰,郑孟静,陈金,杨东清,骆永丽,庞党伟,李勇,王振林

Difference of physiological characteristics of grain weight at various kernel positions in wheat spikelets

Yan-Xia LI,Wei-Bing YANG,Yan-Ping YIN,Meng-Jing ZHENG,Jin CHEN,Dong-Qing YANG,Yong-Li LUO,Dang-Wei PANG,Yong LI,Zhen-Lin WANG

图3 2013-2014不同穗型小麦小穗上不同粒位籽粒灌浆期可溶性总糖和可溶性蔗糖含量变化 1 2: 小穗基部第1位和第2位籽粒; 3: 小穗基部第3位籽粒; 4 5: 小穗基部第4位和第5位籽粒。

Fig. 3 Changes of soluble sugar and sucrose concentrations in grains located at various kernel positions in spikelets during grain filling period of two wheat cultivars with different spike sizes in 2013-2014 1 2: grains from the first and second kernel positions in the base of the spikelet; 3: grains from the third kernel position in the base of the spikelet; 4 5: grains from the fourth and fifth kernel positions in the base of the spikelet.