Influence of volcanic ash on insect fauna in the citrus orchard, 5: Annual prevalence of insect fauna in the volcanic area [Japan]

agrume arthropode arthropods asia asie biogeografia biogeographie biogeography biota biote citrus fruits crops cultivos economic plants facteur de production fauna faune fruit crops frutales geografia geographie geography huerto frutal insecte insectos insects invertebrados invertebrates japan japon land orchards physiographic features plantas plante plante de culture plants production factors terre tierras verger volcanic areas zone volcanique