Conservative farmers is drought-stricken California have been reluctant to try drip irrigation systems. They complain about its high installation costs. But the systems will produce twice the grapes on half the water, using less fertilizer, herbicide, labor and electric power. Drip irrigation can be used on row crops as well. But unless the government cuts off the water supply or provides low-interest loans for installation, California farms will continue to over consume. And why not?
Which of the following is the most logical conclusion to this passage?