长江中下游稻区不同水旱轮作模式和氮肥水平 对稻田CH4排放的影响
刘少文,殷敏,褚光,徐春梅,王丹英,章秀福,陈松(
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Effects of Various Paddy-Upland Crop Rotations and Nitrogen Fertilizer Levels on CH4 Emission in the Middle and Lower Reaches of the Yangtze River
LIU ShaoWen,YIN Min,CHU Guang,XU ChunMei,WANG DanYing,ZHANG XiuFu,CHEN Song()
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图5. 2018年不同轮作模式及氮肥梯度下产甲烷菌基因（mcrA;A和B）和甲烷氧化菌基因（pmoA;C和D）拷贝数和mcrA/pmoA比值（E和F）
同一移栽后天数不同小写字母表示不同轮作模式间差异显著（P<0.05）
Fig. 5. Abundance of methanogenic gene mcrA (A and B) and methanotrophic gene pmoA (C and D) and mcrA/pmoA ratio (E and F) under different rotation systems and N rates in 2018
Different small letters in the same day after transplanting indicated significant difference among different rotation systems at P<0.05
