The biomass of P.flaccidum community in June and July was studied. The result showed that the aboveground biomass in June and July was 90.97 g/m 2 and 95.02 g/m 2 respectively; the underground biomass was 324.00 g/m 2 and 452.61 g/m 2 respectively.

 
  • 研究了黃土區白草群落6月和7月的生物量,測定結果:6月和7月地上生物量分別為90.;97g/m2和95
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