Disease control: 1. Coffee rust is the main disease of coffee, the most harmful, the damaged plants, light reduced yield, heavy death. Coffee rust is mainly harmful to leaves and sometimes to young fruits and twigs. After the leaves were infected, many light yellow spots appeared at first and enlarged in the form of water stains, followed by orange-yellow powdery spores on the back of the leaves, and there was a light green halo around the disease spots, and the disease spots in the later stage.
2014-07-09 Small-grain coffee cultivation coffee beans Yunnan small-grain coffee beansDisease control: 1. Coffee rust is the main disease of coffee, the most harmful, the damaged plants, light reduced yield, heavy death. Coffee rust is mainly harmful to leaves and sometimes to young fruits and twigs. After the leaves were infected, many light yellow spots appeared at first and enlarged in the form of water stains, followed by orange-yellow powdery spores on the back of the leaves, and there was a light green halo around the disease spots, and the disease spots in the later stage.
2015-10-07 Small grains coffee cultivation techniques control methods diseases rust main1. Coffee rust is the main disease of coffee, the most harmful, the damaged plants, light reduced yield, serious death. Coffee rust is mainly harmful to leaves and sometimes to young fruits and twigs. After the leaves were infected, many light yellow spots appeared at first and enlarged in the form of water stains, followed by orange-yellow powdery spores on the back of the leaves, and there was a light green halo around the disease spots, which gradually expanded or connected in the later stage.
2015-02-25 Small grains coffee disease control rust anthrax major