India - Survey on Migration and Ownership of Land by Non-Tribals in Trible Area July-June 1988-89, NSS 44th Round

6.5.1 The livelihood class of a household will be decided on the basis of
the source of household's income from gainful activity ( for the definition of 'gainful activity', reference may be made to para 6.8.2 (a) .if a household as no such income, the livelihood class will be 'others' (code 99). If household's income is mostly from one source, there will not be any difficulty in classifying its livelihood class. But, if the members of the household, excluding those employed by the household and the paying guests, derive their income from more than one source listed under livelihood class codes at the bottom of the block in the schedule, the source which has fetched the maximum income during the last 365 days will be the livelihood class for the household and the corresponding code is to be entered against this item. It is to be noted that if the collection of minor forest products is the main source of income and if selling is the main purpose behind the collection of minor products, the livelihood class will be 5 and not 1. Apart from wood obtained from the forests, which is generally referred to as major forest products, there are large number of other products obtained from root, barks, leaves flower and fruits which are known under the generic name of minor Forest produce. Livelihood code will be 1 when the household members hunt, trap and gather forest products for household consumption only and the incomes generated from such activities during the reference year add up to the maximum amount. In fact this livelihood class indicates a very early stage of economy. There are some tribal households who live solely or mainly on hunting, trapping and gathering of forest produces