conservation plowing

System of Sumberdaya Farm.

As a(n) natural ekosistem, farm agriculture of mempu- components nyai of biotik and of abiotik which interact. Interactions which [is] sung berlang in this ekosistem generate some key process, like process growth of land;ground ( mirror in ting¬kat according to farm), erosion process and of lim permu¬kaan pasan, crop production process and livestock, and processs of sosial-ekonomi . Process growth of land;ground [in] nature happened continually, and influenced by many factor which interact one another . Some very important factor [is] climate, organism, mains rock, topography, and time. this Factors interaction [of] fast menen¬tukan [of] decay of mains rock which [is] its results will compile one of the land;ground components. Nature of- nature of this land;ground component hereinafter will determine land;ground type and storey;level its [his/its] to crop ( Buol, Hole, and Mccracken, 1980).

Farm Sumberdaya include;cover all processs and characteristic and also farm phenomenons able to be used to fulfill requirement of human life. One of [the] type usage of important farm [is] usage of farm sumberdaya in types exploiting of farm ( type utilization land) agriculture to get agriculture pickings and livestock ( Hardjowigeno, 1985).