Drying method to choose limbs intact, preferably outside late instar larvae each individual thicker skin, on absorbent paper butterfly insect specimens, tweezers pull broken anus, from beginning to end with a small round stick by rolling visceral anus squeeze out; forceps empty worm skin, will blow tip inserted into the anus of insect specimens, press send balloons, blow parasites, fed into a heated glass drying. To prevent insect specimens were scorched teaching specimens can be added to the dry sand in the shade. Continue baking aspirated, any time to adjust posture parasites. End after removing all dry from the inside glass specimens from the anus into sorghum or matchsticks, glue cement, exposed needle inserted in the insect. Or with some cork screw on the thin wire preschool insect specimens, will blow good specimens glued on top. Dried specimens only applies to ordinary teaching, observation and exhibitions, research can not be used. ① insect tools: (show netted) designed to collect butterflies, moths, wasps, dragonflies and other insects flying in the air called net fishing net. When the acquisition of the network port facing fierce insects flying or stationary one pocket, and immediately cover the net body folded up network ports to avoid flying insects from the network port. (Show sweep net) designed to collect under the weeds, leaves, insects hidden network called sweep net. When used, the hand sweep Dictyostelium, as "8" -shaped raids in the grass. (Show fluke tube) designed to absorb lived in bark, QiangFeng, stone tools of small insects called flukes tube, very convenient to use. As long as the insect to be collected in the suction pipe. The water to catch insects with water network. Natural insect specimens, voyage teaching (certified), insect specimens provided by Xinxiang City Teaching Equipment Co. voyage. Xinxiang City voyage Teaching Equipment Co. (www.xxyuanhang.cn) is an industry leader in Henan Xinxiang, specimen model years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. On the voyage instructional leadership with the staff warmly welcome all inquiries negotiations to create a better future teaching voyage.