There are a number of different purposes and uses of the crops. The crops and cropping systems can be classified in a number of different ways based on a long list of categories. Previously we have discussed ' Botanical classification of plants ' and ' Agronomic Use classification of the crops '. Now, we will discuss a classification of crops based on their use in the field in different cropping systems; Crop Classification based on Purpose in field (article cover) 1. Catch crops or Contingent Crops Catch crops are cultivated in the field to catch the forthcoming season. The main reason for their plantation is that the main crop has failed in the field due to any biotic or abiotic stress. Hence, these crops are cultivated in the field for a number of reason; � They are fast growth rate and short duration crops. � They can be easily harvested or used in the field at any desired time (for example, as green manure). � They are easily adaptable to the season, soil and fa...
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