How to apply solar and wind power for agriculture?

Store your electricity in a Big battery and use for lighting, to pump Up water into overhead tank for your drip irrigation system, etc

Take a look online for solar or wind agricultural products, and if you live in a rural area, look around and you will see applications some old and some modern.Aeromotor wind pumps have been used for many many years to pump water in remote locations. Did you ever hear stories about the windmills in Holland? they have been used for grinding grains, as well as pumping water, and in San Fransisco Golden Gate park, the big windmills at the western edge pump water for irrigation of the park plants.Many are still working today!
Solar powered water pumping is done.
Solar powered fence chargers for electric fencing are available, as well as solar powered yard or shed lights.
Gate openers are available for use with solar power. Take a look at some of the agencies that promote alternative energy for use in developing countries and see what is out there. Electricity gets used for refrigeration, although there are solar powered refrigeration units that use no electricity, but rather a system for cycling of ammonia for cooling.