您搜索了: mallard (英语 - 简体中文)

mallard
绿头鸭

bird - mallard duck
鸟类-野鸭

birds (mallard reproduction)
鸟类（野鸭繁殖）

h.e. the honourable trevor mallard
马拉德阁下

mallard duck (anas platyrhynchos): 1053 mg/kg feed.
绿头鸭（anas platyrhynchos）：1 053毫克/公斤饲料

birds: acute mallard duck ld50: 28 mg/kg
鸟类：绿头鸭的急性半数致死剂量：28毫克/千克

acute toxicity mallard duck ld50 = 1.0 mg/kg bw
急性毒性 绿头鸭 ld50 = 1.0 mg/kg bw

short term dietary mallard duck lc50 = 71 mg/kg (ppm)
短期饮食 绿头鸭 lc50 = 71mg/kg（ppm）

dietary toxicity: bobwhite quail and mallard duck lc50: >5620 ppm
鹌鹑和野鸭 半数致死剂量: >5620 ppm

noec (reproductive toxicity, mallard duck) = 2.85 mg/kg bw
noec (可再现的毒性，野鸭) = 2.85 mg/kg 体重

the avian reproduction loels for trichlorfon are 30 ppm for the bobwhite quail and 78 ppm for the mallard duck.
敌百虫对鸟类生殖影响的最低观测效应水平为百万分之30（北美鹑）和百万分之78（野鸭）。

reproductive: mallard duck noec: 50 ppm ai (4.97 mg/kg bw/day)
生殖：野鸭 无可见效应浓度: 50 ppm a.i.（4.97毫克/千克体重/天）

dietary (subacute) toxicity to mallard duck: lc50: > 1259 ppm feed (fao 2004)
对野鸭的膳食（亚急性）毒性：半数致死浓度：大于1259 ppm饲料（粮农组织2004年）

reproductive effects on mallard ducks (anas platyrhynchos) where observed at low dietary levels, the reported noec was 30 ppm in the diet.
研究人员在绿头鸭的饮食含有少量硫丹的情况下观测到其受到繁殖方面的影响，据报告，该饮食中硫丹的无可见效应浓度为30毫克/千克。

the noel was reported to be 9.6 ug/l. a noec of 168 mg/kg food was estimated for reduced eggshell thickness of mallard duck.
据估计，如食物中的无可见效果浓度达到168毫克/千克，野鸭卵壳的厚度将会变薄。

so after six years, my friends and colleagues urged me to publish, so i published "the first case of homosexual necrophilia in the mallard."
所以在六年之后，我的朋友和同事催促我将它发表， 所以我发表题为“首例绿头鸭 的同性恋尸癖行为“

[the first case of homosexual necrophilia in the mallard anas platyrhynchos ] i knew i'd seen something special, but it took me six years to decide to publish it.
[野生绿头鸭（鸟类：鸭科）的首例同性恋尸癖行为研究] 我知道我看到了一些很特别的现象 但却让我用了六年的时间来决定将它发表。

ec (2000) describes a study in which mallard ducks, exposed to dietary concentrations of c10 - 12 sccps (58% chlorine), were investigated for reproductive effects.
欧洲联盟委员会（2000年）描述了一项将野鸭以食物方式暴露于多种浓度c10 - 12 短链氯化石蜡（含氯58%）的试验，并对其繁殖影响进行了调查。