Instead, they grow potato in rotations of three or more years, alternating with other, dissimilar crops, such as maize, beans and alfalfa. Crops susceptible to the same pathogens as potato (e.g. tomato) are avoided in order to break potato pests' development cycle. With good agricultural practices, including irrigation when necessary, a hectare of potato in the temperate climates of northern Europe and North America can yield more than 40 tonnes of fresh tubers within four months of planting.
Definition of HAND OFF. transitive verb. : to hand (a football) to a nearby teammate on a play.
MOTOR STARTERS HAND OFF AUTO SWITCH. To the right is an illustrated schematic animation that contains a three phase motor starter with a hand off auto switch. MS1 is the motor starter. The Hand Off Auto Switch is a three position switch with two sets of contacts. one set is made in hand and the other is made in auto.The remote relay can be any relay controlled by any other circuit or PLC. The Switch is the heart of the circuit's path.When the switch is in the off position there is no path to the coil and the starter can't run. When in the hand position the path is directly connected to the coil and the starter is running the motor.When in auto the remote relay controls the motor starter if the relay is on so is the starter.OTOR STARTERS HAND OFF AUTO SWITCH. To the right is an illustrated schematic animation that contains a three phase motor starter with a hand off auto switch. MS1 is the motor starter. The Hand Off Auto Switch is a three position switch with two sets of contacts. one set is made in hand and the other is made in auto.