ICS65.020.030B 44D B 4 6? ? ? ? ? ? ?DB 46/ T 442—2017 ??嗕???????ぁTechnical code of artificial breeding for diamondback terrapin 2017-12-11??2018-01-31??????????????DB46/T 442—2017?????? GB/T 1.1-2009?????????????????????????????????????ъ????????????????????ъ????????????????????ウ??????????????????????ъ?????????????????????х呿??????ц??????丙???????IDB46/T 442—2017??嗕???????ぁ1??????????嗏????????????????????侢?????≤??????????????????????????????????嗏?????2???????л?????????????н????????????????????????????????н???????????????????????????????DB46/T434哴??≤嗏????????DB46/TXXX??≤嗏????????3?????л?????????????3.1??嗕 diamondback terrapin??Malaclemys terrapin?????嗏???嗏????????嗏匆??嗏???嗏??≤?????φ??嗏??????????$?3.2ぐ嗕 infancy turtle???????哴??????????????伏???嗏?3.3?嗕 juvenile turtleお嗏???伏???????150 g???嗏?3.4???嗕 subadult turtle????150 g??????????嗏?3.5?嗕 adult turtle1DB46/T 442—2017??????嗏?3.63.73.8〃嗕 breeding turtle????????嗏???? fertilization spot???? 2 d?3 d?к???????????????????? incubation medium??嗏????????????????????4?????4.1?????4.1.1????嗏???????????????4.1.2????????嗏???????????????4.2??????DB46/T XXX????????4.3??????DB46/T XXX????????5????5.1??????DB46/T XXX????????5.2???5.2.1????????????侢??嗏???????侢????嗏????????侢????嗏??嗏??嗏?5.2.2?????5.2.2.1????????PVC?????????2m?6m?儈50cm?80 cm??≤?????2 2?а?????≤?PVC????≤????????≤????≤??????≤????????伏??2DB46/T 442—20175.2.2.2????????????а?????????1/3?о???????????????????15o?20o????儈?≤?20cm?50 cm????30cm?40 cm????????30%?40 %?????0.5 mm?0.6 mm?5.2.3?????5.2.3.1?≤???≤????≤??????????????????????????????0.8 m?2 m??????≤????????????????1/5?1/10?????≤?????≤???5%?25%????亴?0.3m?1 m??オ???≤????????伏??伏?????о≤???15o?30o?к?儈?≤?20cm??????≤?????≤???????≤?PVC????≤??????≤???≤?????????PVC??≤??????????━????????????? U???U??э???????亦??й????????儈???40cm?50 cm?????10 cm?20 cm?5.2.3.2???????