The genus Aphididae is of the order Homoptera. Although the insects are small and harmful, the…
First, when symptoms appear, white mycelium appears on the mushroom bed and spreads rapidly. I…
Symptoms: Main damage stems, flowers and young fruit. The trunk surface of the trunk was water…
Model NO.: YSMJ-…
In recent years, a large number of pesticides and chemical fertilizers have caused the destruc…
1. Repair the shed film and inspect the shed film regularly, and find that the damaged shed fi…
In recent years, the unique nutrition and delicious flavor of donkey meat and the medicinal va…