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Life cycle of the black rot pathogen, the gram negative bacterium Xanthomonas campestris pathovar campestris. Plant pathology or phytopathology is the scientific study of plant diseases caused by pathogens (infectious organisms) and environmental conditions (physiological factors). [1]
The native range of this species is from Bangladesh, through Indo-China and Malesia to northern Australia. [3] In Vietnam the plant may be called phất dủ lá hẹp. [4]D. angustifolia is a shrub, up to 3 metres (9.8 ft) high, with leaves 150–250 millimetres (5.9–9.8 in) x 20–30 millimetres (0.79–1.18 in) wide.
A soil scientist examining horizons within a soil profile. Soil science is the study of soil as a natural resource on the surface of the Earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and management of soils.