ANALISIS KEMAMPUAN LAHAN UNTUK ARAHAN REHABILITASI LAHAN SUB DAS BADEGAN DAS BENGAWAN MADIUN MENGGUNAKAN SISTEM INFORMASI GEOGRAFIS

ARIEF DANIEL NOOR SEPTIAWAN, Drs. Senawi. MP

2008 | Skripsi | S1 KEHUTANAN

peningkatan dan kebutuhan manusia akan lahan juga menjadi semakin banyak. t-Jamupj h????! i???? ti4a)s 4iimt?????ngi 4????Dgan ????????????????????????4iaa!1 la!la,_!1_ ga,l_am m????ncu????upwya. Hal itulah yang kemudian memunculkan pemanfaatan lahan yang ticiak bertanggung jawab dan tidak memperhatikan aspek lingkungan. Adanya indikasi P.????l)l_al}tallt.u:t. lcib_li_D_ Yli!lg t14.????1'. t.????P.????r li.

Along with the develqping qf th???? p????riqg, th???? n????m????er qf populatiqn has ????een increase so that the human needs regarding land also increase. Yet, those things are unbalance with land availability to sufficing its demand of land. Then, it is cause irresponsibl???? land utilizatiqn ang ???????????? nothing a_bQut (lnvirqnmentfll ????pect. Indicate of inappropriate land utilization was the reason to do this research. Those indication? were land slide start happen in Badegan and land utilization in a scar,, Qf Ba,d????g???? area. The a_im???? qf thi???? r(l????????????????h w????r???? tp find qut erqsion va_lue,_ erosion risk level, and land capability in Sub watershed Badegan area and to formulate appropriate land rehabilitation brief. The benefits that want to be contributed in this research was sugge????tiqn to th???? l????a.I gqv????rnment in planning and controlling natural resources within effort develop region and land rehabilitation in Badegau area. 1'b????t(l W(lr(l t_ll!(l(l !!t_(lP.!! t_Q qQ)J(lq???? t_b_i!! g_aw.,_ 4????i:i_11 g t.I:t???? t(l!!????a.rqll_: early !!Utytiy, took secondary data, _and ground check. From the data taken then count the erosion value using Universal Soil Loss Equation (USLE) method. This research also apP.tlt:)4 G(le>grapMC?a.l l!l.fe>J,1lla,Ucm_ ????Y!!????m ( Gl????)._ GI???? fu.twtlq11_ a.???? a toqt wtt1????l11 found out the area function brief, erosion risk level and land capability and afoo to visualize the result. Data analyze used two methods: matching method and desc)'.iptivti att_a_ly????i.!! m????t.lt_e>q, The result of this research indicate there are five erosion risk levd in Sub Watershed Badegan that are very low 9,798 ha (1.885%), low 226,408 ha (4????1????47%), mti4iu.m 17 1104adly 59,71)3 ha (11,483%), class VI broadly 137,621 ha (26,470%), and class VIII broadly 19,522 ha (3,760%). Land use brief are suggested as a forest broadly 194,784 ha (37A6?%), settlem????nt broadly 54t 51? ha (10A????5%), rice field broadly 227,976 ha ( 43,849%) and non irigated dry field broadly 42,636 ha (8,201 %).

Kata Kunci : Erosi, Laban, Kemampuan lahan.