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Rangeland condition and feed resources in Metema District, North ...

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Soil compaction also directly restricts root growth because as soils become compacted<br />

only fewer large pores are present <strong>and</strong> so there is little space for roots to enter (Amaha<br />

2006). In semi-arid rangel<strong>and</strong>s, under similar ra<strong>in</strong>fall <strong>condition</strong>s, soil type will have an<br />

effect on plant biomass production. Plant biomass <strong>and</strong> st<strong>and</strong><strong>in</strong>g crop are affected by<br />

species composition <strong>and</strong> density (Alemayehu 2005).<br />

Road side graz<strong>in</strong>g areas<br />

In the road side graz<strong>in</strong>g areas, dry matter biomass production of total grass, legumes,<br />

others <strong>and</strong> total biomass production are significantly (P

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