Jarina is a beautiful Dominican word for a 'drizzle' or 'light rain'. It's a regional term you won't find in a standard Spanish textbook, making it a unique gem to learn from this song.
Juan Luis Guerra uses it to create a moment of pure magical realism, singing about "una jarina de queso blanco" (a drizzle of white cheese) falling from the sky. This whimsical, hopeful image is at the heart of the song's prayer for abundance for the farmers of his land.
Juan Luis Guerra takes the hard reality of rural farming and flips it into a feast from the sky. Instead of ordinary rain, he wishes for the heavens to pour down food: "Ojalá que llueva café en el campo" (I hope it rains coffee in the countryside), complete with a downpour of cassava and tea, hills made of rice, and a gentle drizzle of white cheese. It sounds playful, but the core reason is very direct: "Pa' que en el conuco no se sufra tanto" (So that in the small farm plot people don't suffer so much). The word conuco refers specifically to a small subsistence plot of land, where farmers work relentlessly to survive.
He calls out real Dominican towns by name, shouting across the island so places like Villa Vásquez, Los Montones, and La Romana can hear the tune. There is also plenty of local flavor in the menu he imagines: he dreams of autumn dressing his crops in pitisalé (salted pork bacon) alongside sweet potatoes, mapuey roots, and strawberries. It is a joyful, dancing wish for abundance where children sing and the heavy labor of the plow becomes lighter through love.