CAJ | 학술논문

　　采用随机取点和倒置“W”型取样相结合的方法，对河北省沧州市麦田禾本科杂草的发生情况进行了调查。结果表明：沧州市麦田主要禾本科杂草为雀麦和节节麦，但不同县（市）发生情况差别较大。其中，泊头市麦田没有发现禾本科杂草；东光县、河间市和吴桥县麦田均有雀麦发生，相对多度分别为14.1％、14.4％和4.0％，发生程度分别处于第3位、第5位和第5位；吴桥县和东光县麦田均有节节麦发生，相对多度分别为4.4％和2.3％，发生程度分别处于第4位和第9位。
　　채용수궤취점화도치“W”형취양상결합적방법，대하북성창주시맥전화본과잡초적발생정황진행료조사。결과표명：창주시맥전주요화본과잡초위작맥화절절맥，단불동현（시）발생정황차별교대。기중，박두시맥전몰유발현화본과잡초；동광현、하간시화오교현맥전균유작맥발생，상대다도분별위14.1％、14.4％화4.0％，발생정도분별처우제3위、제5위화제5위；오교현화동광현맥전균유절절맥발생，상대다도분별위4.4％화2.3％，발생정도분별처우제4위화제9위。
The occurrence of grassy weeds in wheat fields in different counties ( cities ) of Cangzhou City was investigated by the methods of random sampling and inverted W-sampling pattern.The results showed that the main types of grassy weeds were Bromus japonicus and Aegilops tauschii in wheat fields in Cangzhou City , and there was great differences in different counties ( cities) .Grassy weeds was not found in Botou City.Bromus japonicus was occured in Dongguang County, Hejian City and Wuqiao County, and the order of occurrence degree was in the 3rd, 5th and 5th based on the relative abundance was 14.1%, 14.4% and 4.0% respectively.Aegilops tauschii was occured in Wuqiao County and Dongguang County, and the order of occurrence degree was 4th and 9th based on the relative abundance was 4.4% and 2.3% respectively.