2025年2月26日 · Scab on pear is a fungal disease very similar to apple scab. The disease infects during wet weather in the spring and summer. Lesions appear on leaves, petioles, twigs, and …

2021年9月7日 · Scab diseases affect many trees such as apples and pears. It is primarily a cosmetic fruit problem but some foliar and stem death does occur. Pear scab symptoms affect …

Pear Scab is a fungal disease caused by Venturia pirina pathogen that can affect the leaves, shoots, and fruit of pear trees. Like apple scab (V. inaequalis), pear scab creates lesions on …

2023年6月21日 · Pear scab occurs on leaves, shoots, and fruits. Symptoms are very similar to apple scab. A major difference, however, is the frequent appearance of pear scab on twigs, …

2024年7月5日 · Pear scab is a fungal disease caused by species in the Venturia genus that live and breed exclusively on pears. European pears become infected by V. pirina and Asian …

Pear scab, or black spot, is the most serious and widespread fungal disease of pears. It's caused by the fungus Venturia pirina and infects: fruit. It can cause serious crop loss, especially in wet …

Scab first appears as velvety, dark olive-to-black spots on fruit, leaves, and stems. The olive velvety spots are the sporulating fungus and growth of the pathogen on the lesions. When …

When plants have improperly balanced nutrition, their immunity is compromised, but with optimized nutrition, plants can attain immune resistance to diseases like Scab, with no need …

Black spot, also known as apple scab or pear scab, is a serious disease found in pear and apple growing regions across Australia. Whilst symptoms in apples and pears are similar, the …

Is scab affecting your pear tree? Read on to explore symptoms and diagnosis, treatment and prevention. Keep your pear healthy!