During the period from September 2013 till the end of July 2014. a total of 340 birds Passer domesticus were collected . The study revealed in exam the sectional tissue of intestine in infected birds which showed a high effect compared with the uninfected birds . These effects were summarized by the destruction in most of intestinal villi and atrophy of others which appeared as webby ... https://parisnaturalfoodes.shop/product-category/valerian-root/