there, they might lose up to 40%. >> guillermo mantecon wants to repair the aqueducts.not up to him to decide if the open concrete channels are replaced by subterranean pipes. first, the regional farmer cooperative must vote on it. but many aren't willing to shoulder the costs themselves and feel that politics have abandoned them. >> they're cutting an increasing amount of subsidies. if there were more subsidies, i am sure more farmers would be in favor of modernizing. many are discouraged by the high costs. >> the regional government of castile and leon is prepared to invest 600 million euros into renovating the irrigation system. under one condition. >> we want the farmers to merge their fields so that each plot reaches the minimum size required for a modern watering system. but many are unwilling to do that because they feel connected to their lands. so we're not only dealing with an economic, but also a cultural problem. >> to save water and build a modern irrigation system, farmers would have to redraw property lines. albito suarez is skeptical. he doesn't believe