Their studies helped determine that while compounds like borax, hydrated sodium borate, are effective at cleaning, adding minerals to the soil, repealing pests and manufacturing glass and porcelain, they`re less savory as a food preservative.

他们的研究结果显示，尽管硼砂和水合硼酸钠这样的复合在，清洁，给土壤增肥，驱除害，制作玻璃和陶瓷方面有很好的效果，但是作为食品添加剂还是妥的。

There are some pests on the grapes.

葡萄上有几只昆。

Sam's ladybirds drive the bad ladybirds and the pests away.

萨姆的瓢有害的瓢和昆。

But farmers say it has helped pests away.

但农民们说它帮助害兽。

These new crops must also be more resistant to drought, heat, and pests.

这些新的作还必须对干旱、高温和害有更强的抵抗力。

If disease or pests killed one type, there were others to fall back on.

如果疾病或害杀死一种类型，还有其他类型可以依靠。

Hopefully, some household pests like cockroaches, ants, maybe they'll be extinct soon.

我希望蟑螂、蚂蚁等对家庭有害的久后也能灭绝。

That is about what I said, but this particular pest was not interested.

我当时大概就说这些，但这个讨厌鬼感兴趣。

He said bamboo is easy to manage, and usually does not need spraying for pests.

他说，竹子易于管理，通常需要喷洒杀剂。

The project has been organised by the Forest Health Initiative (FHI), a quango set up to look into the idea of using genetic engineering to rescue species of tree whose populations have been devastated by fungal diseases or insect pests.

该项目由一个半官方机构—森林健康组织（FHI）发起，该机构的创立是为观察用基因工程来拯救被真菌病或害摧毁的树木种群的可行性。

There is a class of people who are the pest of every community, workmen who do not know their trade, men of business ignorant of the first principles of business.

有一种人是所有人群里的害，工人懂业务，商人解商业第一法则。

Plants create special chemicals to protect themselves from pests and diseases and many of these same chemicals can help us too.

植会产生特殊的化学质来保护自己免受害和疾病的侵害，而这些同样的化学质也可以帮助我们治疗疾病。

Ironically, Europe, which had bequeathed the rabbit as a pest to Australia, acquired this man-made disease as a pestilence.

具有讽刺意味的是，欧洲把这种兔子作为有害传给澳洲，而欧洲自己却染上这种人为的瘟疫般的疾病。

From too much water to too little, to pests, a lot can happen.

涝灾、旱灾，还有病害，存在各种确定因素。

Just for today I will have a program. I may not follow it exactly, but I will have it. I will save myself from two pests: hurry and indecision.

就为今天，我会制定一个计划，我也许会严格地遵守它，但我一定要有计划。我会避免两种错误：仓促行事和优柔寡断。

Well, obviously they want to protect Australia from diseases that might come in with imported goods, but they also want to prevent insect pests from being introduced into the country, and that's where I have a part to play.

显然，他们要保护澳洲受进口食所带来的疾病侵扰，但是他们也要防止害被引入国内，而这就是我的工作。

So that explains why the pesky pests always come back in the summer and when they do, why do they always seem to bite some people more often than others?

所以，这就是为什么这些讨厌的害总是在夏天卷土重来。而当它们回来后，为什么它们好像更喜欢叮咬某一部分人？

I think when they start going back to these properties and certainly businesses that haven't got pest control contracts in -- in -- involved, they might find themselves going to have a big surprise.

我认为，当人们开始回到这些房产和没有签订鼠害防治合同的企业时，他们可能会发现一个很大的惊喜。

And non-native insects have been used to control pathogens and invasive pests.

外来昆已被用于控制病原体和入侵性害。

Most people think of them as pests and they don't really like them.

大多数人认为它们是害，大家并喜欢它们。