Starting in 1988, various plantations in Jalisco began suffering blights, caused by fungus and parasites.
Voters will elect governors in the states of Chiapas, Guanajuato, Jalisco, Morelos, Tabasco and Yucatan.
In Jalisco a sea of blue agave covers the hills for as far as the eye can see.
Guadalajara is fast-becoming Mexico's Silicon Valley with tech entrepreneurs from across Mexico flocking to the capital of Jalisco state.
The blue agave plant ( agave tequilana) grows for about a dozen years before harvesting from the harsh Jalisco soils.
In 2008, for example, tequila producers in Jalisco, the west central region of Mexico where the industry is based, generated 312.1 million liters of bioethanol.
Armchair warriors wondered if El Chapo had set up his old friend Nacho, out of concern that his Jalisco kingdom was becoming too independently powerful.
There are currently at least six criminal groups operating in Jalisco.
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The Mexican Catholic Church hired Jesus Guerrero Santos, a renowned Mexican artist from the state of Jalisco, to design the altar to be used at the Mass.
Friday's warning also specifies dangers and advises against nonessential travel in parts of the states of Durango, Chihuahua, Coahuila, Jalisco, San Luis Potosi, Sinaloa, Sonora and Zacatecas.
In 2011 and 2012, problems originating in the states of Guerrero, where Acapulco is located, and the state of Michoacan, to the north, began seeping north into Jalisco.
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The 69-year-old retired small-business owner from Denver, Colorado, heads the Lake Chapala Society, an expatriate community center in the Mexican state of Jalisco with more than 3, 000 members.
Its local affiliate was called the Jalisco Cartel New Generation.
Global intelligence analysts Stratfor say the Jalisco Nueva Generacion cartel has been expanding into the state and is fighting the Knights Templar cartel for control of the drug routes leading from the Pacific coast inland.
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So far, unlike the tourist city of Acapulco to the south, Puerto Vallarta, a beach city in the state of Jalisco, has largely avoided the cartel and street gang related violence that is affecting many other pockets of Mexico.
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To be sold as tequila in the U.S., the booze must be distilled from fermented liquid that is at least 51% the juice of the blue agave plant grown in the southwest Mexican state of Jalisco (and a few other areas).
But the Zetas have been pushing westward from their strongholds on the Gulf Coast, and they had already taken the neighboring state of Zacatecas, so there was no reason to doubt that they coveted Jalisco, a rich prize, or that this was indeed their atrocity and their message to Guadalajara.
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