00428nam a2200169Ia 4500008004100000020001500041082001700056100001900073245003900092260003200131300000800163650001800171650002400189653001200213653001400225653001900239170901s1973    xx            000 0 und d  a0713124423  a595.13bW14N  aWallace, H. R. 0aNematode Ecology And Plant Disease  aLondonbEdward Arnoldc1973  a228  aPure Sciences  aZoological sciences  aEcology  aNematodes  aPlant diseases