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Wildlife and Nature Conservation - Centre for Ecological Sciences

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practices are not available, broad estimates indicate that out of the total area of 25.5million ha of l<strong>and</strong> in North-East, about 3 million ha is under settled agriculture <strong>and</strong> about2.7 million ha is under jhum. At any given time roughly about one-sixth of the total jhuml<strong>and</strong> is under current jhum. It is the tribal population that practices shifting cultivation<strong>and</strong> which comprises 80% <strong>and</strong> more of the total population in the States of ArunachalPradesh, Manipur, Mizoram <strong>and</strong> Nagal<strong>and</strong>. Approximately 4.5 lakhs families are reportedto be involved in shifting cultivation in the region (Table 10.2). The Ao tribe in theMokokchung District of Nagal<strong>and</strong> reportedly has the best model of shifting cultivation.The entire area is divided into 10 coups with a 40-year cycle.Table 10.2 - Shifting Cultivation in Northeastern RegionStateAnnual areaunder shiftingcultivationFallow period (inyears)Minimum areaunder shiftingcultivation onetime or other (sqkm)No. of familiespractisingshiftingcultivation.Arunachal700 3-10 2100 54000PradeshAssam 696 2-10 1392 58000Manipur 900 4-7 3600 70000Meghalaya 530 5-7 2550 52290Mizoram 630 3-4 1890 50000Nagal<strong>and</strong> 190 5-8 1913 116046Tripura 223 5-9 1115 43000Total 3869 443336As against the figure of 3,869 sq km under shifting cultivation estimated by the TaskForce, State of Forest Report 2003 estimates the area under shifting cultivation as 5,476sq km., break-up of which has been given in Table 10.3.Table 10.3 - Forest Cover affected due to Shifting Cultivation (area in km 2 ) 3State Dense Forest Open Forest TotalArunachal Pradesh 663 262 925Assam 272 337 609Manipur 125 730 855Meghalaya 141 543 684Mizoram 351 336 687Nagal<strong>and</strong> 321 1011 1332Tripura 221 163 384Total 2094 3382 5476There are various theories about the impact of shifting cultivation, which have beenadvocated from time to time. These are reflected in the report of Dhebar Commission.(1960-61), the report of Task Force of the Planning Commission on development of tribalareas in 1973, the report of the National Commission on Agriculture in 1976, the reportof FAC, UNFPA, 1980, <strong>and</strong> Task Force on shifting cultivation of the Ministry of3 State of Forest Report 2003. Dehra Dun. FSI.154

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