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囊状幼虫病
释义
囊状幼虫病
Encyclopedia
农学
〔蜜蜂传染病〕
释
sacbrood disease
囊状幼虫病
由蜜蜂囊状幼虫病毒引起的,以幼虫新旧表皮间蜕皮液含大量病毒粒子、抽出后呈“囊状”,造成幼虫大量死亡为特征的蜜蜂幼虫期传染性疾病。
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establishing of factory system
establishment agriculture machine
establishment and approval of museum
establishment of company
establishment of presses
establishment of the port
Establishment of the Socialist Economic System
establishment of water quality standard
establishment of water vegetation
estampie
estate by escheat
estate surveying and mapping
Este, Ciudad del
E. Steinitz
E. Steinitz (1871—1928)
Estelí
ester
esterase
esterastin
ester exchange
ester flavors
Esterification
esterification
esterification of polymer
esterification reactor of polyester
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