Compositions and methods are provided for activation of endogenous plant pathogen resistance pathways, including systemic acquired resistance, the hypersensitive reaction response and the upregulation of pathogenesis related proteins. The compositions comprise as active agents one or more naturally occurring compounds or essential oils selected from cedar oil, cinnamon oil, grapefruit oil, grapefruit seed extract oil, ferulic acid and acetyl salicylic acid. The methods involve directly applying formulations comprising one or more of these active agents to a Gymnosperm to induce endogenous plant defense pathways as a therapeutic or prophylactic treatment against fungal pathogens such as pitch canker and white pine blister rust.
本发明提供了激活内源植物病原体抵抗途径的组合物和方法,包括系统获得性抗性、过敏反应和病原相关蛋白的上调。该组合物包括作为活性剂的一种或多种天然化合物或精油,包括雪
松油、
肉桂油、葡萄柚油、葡萄柚籽
提取物油、
阿魏酸和乙酰
水杨酸。该方法涉及直接应用包含其中一种或多种活性剂的制剂,以诱导裸子植物内源植物防御途径,作为治疗或预防治疗针孔松树疫病和白松锈病等真菌病原体的方法。