底肥分层条施对冬小麦旗叶衰老和光合特性、籽粒产量和肥料利用率的影响
闫恒辉,温樱,王东(
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Effects of Basal Fertilization in Strips at Different Soil Depths on Flag Leaf Senescence and Photosynthetic Characteristics, Grain Yield and Fertilizer Use Efficiency of Winter Wheat
YAN HengHui,WEN Ying,WANG Dong()
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图2. 不同处理冬小麦旗叶最大光化学效率（Fv/Fm）和实际光化学效率（ΦPSII）
An：开花期;GF-E：灌浆前期;GF-M：灌浆中期;GF-L：灌浆后期。下同
Fig. 2. The maximum photochemical efficiency of PSⅡ (Fv/Fm) and actual photochemical efficiency of PSⅡ in the light (ΦPSII) of flag leaves under different treatments of winter wheat
An for anthesis stage; GF-E for early grain filling stage; GF-M for middle grain filling stage; GF-L for later grain filling stage. The same as below
