The arbuscular mycorrhizal(AM) fungi and their colonization on 14 plant species in petroleum contaminated soil in Moxi Oil Field,Suining area,Sichuan Province were surveyed.

• 调查研究了四川遂宁地区磨溪油田石油污染土壤中丛枝菌根(AM)真菌资源和宿主植物根系侵染状况。