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Potato Blight

amandstu · 2020-03-02 21:08:17

https://www.chinadaily.com.cn/a/202002/22/WS5e50c1a7a3101282172797b5.html Can these new masks be any help in covering potatoes and keeping out the blight spores. I think blight spores are between 50 and 300 nm diameter and these new masks seem to work from 75 nm upwards. Could they be used as ventilation apertures in…

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02-03-2020 10:08pm

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amandstu

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https://www.chinadaily.com.cn/a/202002/22/WS5e50c1a7a3101282172797b5.html

Can these new masks be any help in covering potatoes and keeping out the blight spores.

I think blight spores are between 50 and 300 nm diameter and these new masks seem to work from 75 nm upwards.

Could they be used as ventilation apertures in sealed polytunnels when the weather is unfavourable?

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