In view of the environment character of the soil and content of the soil organic carbon, 278 species of grass and frutex were introduced from abroad and China, Some were selected by applied production and plantation b...In view of the environment character of the soil and content of the soil organic carbon, 278 species of grass and frutex were introduced from abroad and China, Some were selected by applied production and plantation benefit investigations. The results showed that: In the arid-hot valleys of Yuanmou the selected species showed the characteristics of fast growth and high yield (38 227.00 kg/hm2), high nutrition value (CP% content of legu- minous grass and frutex were 22.47%), as well as the strong ad- versity resistance to high air temperature and arid climate (soil humidity was 3.4%). The selected species not only effectively meliorated soil and increased fertility, but also improved small environment weather.展开更多
基金the National Science and Technology Sup-porting Program in the Eleventh Five-Year Plan of China (2006BAC01A11)
文摘In view of the environment character of the soil and content of the soil organic carbon, 278 species of grass and frutex were introduced from abroad and China, Some were selected by applied production and plantation benefit investigations. The results showed that: In the arid-hot valleys of Yuanmou the selected species showed the characteristics of fast growth and high yield (38 227.00 kg/hm2), high nutrition value (CP% content of legu- minous grass and frutex were 22.47%), as well as the strong ad- versity resistance to high air temperature and arid climate (soil humidity was 3.4%). The selected species not only effectively meliorated soil and increased fertility, but also improved small environment weather.