After the crops are harvested, a large amount of straw is stacked in the fields. In South Africa, the most straightforward way for people to deal with these straws is to burn them, but burning straws bring great harm. For example, some cities have severe haze caused by burning straw, which has a great impact on people’s health and environment. In the recent years, the silage baler for sale in South Africa is a hot sale product, for the awareness of environmental protection has been improving.
Kwa hivyo, ni nini madhara ya kuchoma majani?
Harm human health
Kuchoma nyasi ni hatari kwa afya ya binadamu. Majani ya mazao yana nitrojeni, fosforasi, potasiamu, hidrokaboni na salfa hai. Hasa, ikiwa majani bado hayajakauka, kiasi kikubwa cha dutu hatari kitatolewa baada ya mwako usio kamili.
Inaweza pia kutoa uchafuzi wa pili kama vile ozoni. Pili, unapochoma majani, ikiwa mkusanyiko wa chembe inayoweza kuvuta hewa unafikia kiwango fulani, inaweza kuumiza macho, pua na koo za watu. Hata mbaya zaidi, inaweza kusababisha kikohozi, kifua kubana na kuchanika.
Reduce soil fertility and the land become barren
Nyingi za nitrojeni, sulfuri na vipengele vingine vilivyomo kwenye majani hubadilishwa kuwa vitu tete au chembe na kuingia kwenye anga. Baadhi tu ya nyenzo kama vile potasiamu huhifadhiwa kwenye udongo, na vipengele vya virutubisho hupotea sana, ambayo haifai kwa rutuba ya udongo.
Imedhamiriwa kuwa kila kuchomwa kwa majani kutapunguza mabaki ya udongo kwa asilimia 0.2 hadi 0.3. Ikiwa mabaki haya ya kikaboni ya udongo yanazalishwa kwa kurudisha majani shambani, kwa kawaida huchukua miaka 5 hadi 10 mfululizo.
Uchunguzi umeonyesha kuwa idadi ya bakteria na kuvu kwenye udongo baada ya kuteketezwa ilipunguzwa kwa 85.95%, 78.58%, na 87.28% mtawalia.
Silage baler for sale in South Africa should be widely used
In summary, the harm caused by straw combustion is extremely great. After reading this article, I believe that everyone has a preliminary understanding about it. I hope people in South Africa can improve their awareness and widely use silage baler to reduce the harm of burning straw.