Agave tequilana Through the 1990s, diseases spread, particularly "Fusarium" fungi and "Erwinia" bacteria, exacerbated by the low genetic diversity of the agave plants. Other problems include the agave weevil, "Scyphophorus acupunctatus", and a fungus, "Thielaviopsis paradoxa". According to a 2004 study, additional pathogens, "Erwinia carotovora", "Enterobacter agglomerans", "Pseudomonas mendocina", and "Serratia" spp. are responsible for continued rot. The homoisoflavanones 5,7-dihydroxy-3-(4-methoxybenzyl)-chroman-4-one, 7-hydroxy-3-(4-hydroxybenzyl)-chroman-4-one and 4’-demethyl-3,9-dihydro-punctatin can be isolated from "A. tequilana". Agave tequilana Agave tequilana, commonly called blue agave () or tequila agave, is an agave plant that is an important economic product of Jalisco, Mexico, due to its role as the base ingredient
Sura (alcoholic drink) several spices) and "majja" (maybe equivalent of Sanskrit "madhu", mead or hydromel), and renunciation of its usage constitutes the 5th of the Buddhist precepts (pañca-sīlāni): "I undertake the training rule to abstain from fermented drinks which cause heedlessness" ("Surāmerayamajjapamādaṭṭhānā veramaṇī sikkhāpadaṃ samādiyāmi"). Sura (alcoholic drink) Surāh (Sanskrit and Pāli; Devanāgarī: सुरा) is a strong distilled alcoholic drink. It is referred to as an anaesthetic by Suśruta (a surgeon in India circa 400 BCE). Other ancient medical authorities also mention it; Charaka referred to making a woman with a miscarriage senseless to pain by administering alcoholic drinks like "surā", "sīdhu", "ariṣṭa",