rust of the fruit trees. fungus, fruit tree disease, plum leaves

aculus aggresive agriculture apple axonopodis bacteria bacterial botanical botany brown burnt causes chlorosis color damage deficiency destroyed disease domestica dry environment foliage fruit fungus garcia garden gardening green growing infection lanius leaf leaves lichen malus mildew natural nature orchard organic organicpattern organicpatterns outdoors pathogen pathology pesticide plant plata plum protection rust scab shrub tree trees wild wood wooden xanthomonas