• The luminance adaptation characteristic studies of different tree seed on the ecology public welfare forest.
  • The transmutation chlorophyll fluorescence Fv/Fm of 18 tree seed in different shade density ecology public welfare forest.
  • Dongguan main cover type of plant and ecology public welfare forest construction.
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The highly infectious pig blue otopathy epidemic cases have been found in 25 provinces of nationwide scale. Dongguan haven't found yet,but the hidden danger exists,what do you think Ministry of Agriculture should do about it?

The step-up pork examination, guaranteed that the resident eats the quality-assured meat.
vaccinate local and outside areas live pig.
Forbids the outside areas live pig to enter my city.