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.
(kÉËrÉÊÊÉn) n. 1. (Chemistry) a process in which a solid, esp a metal, is eaten away and changed by a chemical action, as in the oxidation of iron in the presence of water by an electrolytic process. 2. slow deterioration by being eaten or worn away. 3. (Chemistry) the condition produced by or the product of corrosion.