an area of azaleas, need replacement planting, regeneration 140000-160000 ha (of which: coffee area on 20 years: 86 thousand ha, under 20 years of age but is ageing, poor growth, productivity and the quality is too low: 40000 ha) is the potential risk affecting the income of farmers and the stability of the source country's coffee exports.
đang được dịch, vui lòng đợi..