ICS65.020.01B 05D B 4 6???φ? ? ? ? ? ? ?DB 46/ T 452—2017 ?????????ぁTechnical specification for control of coconut flower and fruit 2017-12-20??2018-02-20??????????????DB46/T 452—2017???????GB/T 1.1-2009?????????а????????о???????????????????ъ???????????????????ъ?????ウ????????????????????嗉?????????????DB46/T452—2017?????????ぁ1?????????????????о???????о???????????????喴??≤????????????????????????????2???????л?????????????н???????????????????????????????н???????????????????????????????DB46/T 12????????3??????л????????????3.1 ??? spathe?????ょ??????а???????????仌??о????????仌?а??3.2??ろδ?ろε male spike (spikelet)????????к??3.3ろ???spikes???????к??????????????????4????ф??4.1????????к????????2 d?3d??ょ????????????к4cm?5 cm??л??ょ??ょ??4.2????????????????????????н?????????к??????1DB46/T452—20174.3????????????????????35??38???????50%?60 %???л???24 h???4.4?????????????????????2??8?????? 50 %????????4.5?????????????????н?学?????4.6??????????????????????????????4.7???????? 8??≤???л?5???????????????4.8???????━??? 1:9 ???????≤?? 1?2??????????????????????????↓??????к??????????3??5??5.1??????????????????????????????5.2?????????????????$??????????????5.3???????????????亦ㄟ??????????????н?????6??6.1?????????????????????6.2???????????а???????? 1?2?????12?16??????????6.3??????к?л??????亪??????????????ぐ???2DB46/T452—20176.4????н?????????????喴??≤????????儈?????????????ょ?? 5?9?????????????????ょ??9?16???7????7.1???????勌伏??????7.2???????????? 3??4???????????50 %????? 600 ??? 25 %????? 800 ??? 20%??????? 200?300????????????????????ょ???э????????8?喺?????????≤????????DB46/T 12????????9???????DB46/T 12????????3