The common rust disease of maize is caused by the obligate biotrophic fungus Puccinia sorghi. The maize Rp1-D allele imparts resistance against the P. sorghi IN2 isolate by initiating a defense response that includes a rapid localized programmed cell death process. the hypersensitive response (HR). https://parisnaturalfoodes.shop/product-category/cedarwood/