(13)C urea breathing test
13Carbon urea breath test
15N- urea with foliar spray
abdominal·Endovascular graft exclusion·Blood urea nitrogen·Creatinine·
四川省地质矿产勘查开发局成都综合岩矿测试中心
过氧化氢酶(CAT)
腹·腔内隔绝术·血尿素氮·肌酸酐
Activity of urea enzyme
acyl pyrazole carbonyl urea
Adding urea to sugarcane tip-silage
Addition compound of hydrogen peroxide with Urea