agribusiness
agricultural land management
agriculture
agronomy
cultivation
dry farming
europe
european union
food production
for human consumption
grape production
healthy foods
horticulture
kingdom of spain
lowstrain
plant industry
plant nutrition
primary sector
rioja
spain
staple foods
vines
vineyard
vineyard plantation
viticulture
vitis vinifera
wine grape plantations
wine grape vines
wine project