Ngokuhamba kweminyaka, i-peat yaziwa njengomkhiqizo ongagcini. Ngakho-ke, ezimbonini eziningi kanye nasembonini ye-horticulture, izinkampani zizama ukunciphisa ukusetshenziswa kwazo futhi zilangazelela ukuthola ezinye izindlela noma izengezo ku-peat njenge-substrate. Kodwa-ke, uyini umthelela wezemvelo wezinto ezintsha noma ezikhona kakade zemidiya ekhulayo? Isikhungo solwazi sama-substrates, i-RHP, sisebenza kanzima ekwenzeni lo mthelela ubonakale obala kanye nokukhiqizwa kanye nezakhiwo ezilindelekile zale mikhiqizo yemidiya ekhulayo. Kusukela ngoFebhuwari kuze kube ngu-Ephreli, bazophinde bahlele ama-webinars (mahhala) mayelana nokwenza ngeNew Growing Media (NGM). Izinguquko kuxoxwa ngazo ngesisekelo sezici ezihlukene ezingu-8 ezibonisa i-substrate ngezinga elikhulu.
Hein Boon.
Kubeke kumongo
Ku-horticulture, i-peat isebenza kahle kakhulu njengempahla eluhlaza yama-substrates. Kodwa-ke, inomthelela othize endaweni ezungezile - i-peat iqukethe ikakhulukazi i-carbon futhi uma i-oxidize, i-CO2 izokhishwa emoyeni - futhi ngenxa yalokho ayimukeleki kancane emphakathini. Kodwa-ke, impahla ngayinye eluhlaza inomthelela emvelweni, isibonelo, i-coir pith idinga ukuvela kude futhi ukukhiqizwa kwe-wood fiber kudinga amandla athile. Ngakho-ke, kubalulekile ukuyibeka kumongo, kuchaza u-Hein Boon we-RHP. Ngalesi sizathu, izinkampani zemidiya ezikhulayo zisebenza ndawonye ezingeni laseYurophu ukuze zenze lokho okubizwa nge-'SubstrateFootprint'. “Okwamanje, ku-HortiFootprint, indawo ezungezile yezimbali nemifino ibalwa kusetshenziswa indlela ye-Life Cycle Assessments (LCA). Nge-SubstrateFootprint sifuna ukubala umthelela wama-substrates ngendlela ecacile nesobala. Umthelela obaliwe wamafomu okokufaka kwe-HortiFootprint. Futhi, i-substrate footprint izovumela abalimi ukuthi babone kalula umthelela we-substrate abayisebenzisayo noma abafuna ukuyisebenzisa. ”
Ukukhiqiza okunomthwalo wemfanelo
Ngakolunye uhlangothi, kubalulekile futhi ukuthi imidiya ehlukene ekhulayo ikhiqizwe ngokuzibophezela. Endabeni ye-peat, imboni yathatha isinyathelo sokwenza izinqumo ezinomthwalo wemfanelo nokwenza inqubo ibe sobala ngangokunokwenzeka. "Iningi le-peat livela emathafeni awonakele," kusho uBoon. “Kulawa ma-peatlands amathuba amasha ekusasa elinempilo avela ngokuthola intuthuko engcono kakhulu ngemuva kokuphothula ukukhiqizwa kwe-peat. Okuncamelayo kuhlala kuwukubuyisela okungavimbeli kuphela ukukhishwa kwe-CO2 okuqhubekayo, kodwa futhi kunika amandla ukutholwa kwe-ecosystem esebenzayo engaqongelela i-peat futhi. Ngale ndlela amathuba okuthi 'Win-win' adalelwa kokubili, izinhlangano zokongiwa kwemvelo kanye nezimboni ze-peat”, kuchazwa kuwebhusayithi ye-RPP.
Nakweminye imidiya ekhulayo, ukukhiqiza okunomthwalo wemfanelo kubalulekile kanye nokuthola isitifiketi se-RHP. “Ngomucu wokhuni, uphawu lokuthengisa lwe-FSC luyadingeka. Futhi, uma ubheka i-coco peat, evela kude, kubalulekile ukuthi kuqashelwe isimo sokusebenza nokusetshenziswa kwamanzi.”
Imidiya Entsha Ekhulayo
Isici sesithathu i-RHP ematasa ngaso ukuhlinzeka ngolwazi lokusebenza ngenkuthalo nemidiya emisha ekhulayo. Iminyaka eminingi, manje, ukusetshenziswa kwe-peat kuncipha. “Esikhathini esingangonyaka ka-2000, ama-90% ezindawo ezithengiswayo emakethe ayenama-peat kanti ngo-2019 ehle afinyelela ku-63%,” kuchaza uBoon. "Sekuyiminyaka eminingi imboni ibheka izinto ezintsha noma ezikhona zokunciphisa noma ukufaka esikhundleni sokusebenzisa i-peat." Kodwa-ke, ukwethula into entsha yokusetshenziswa kwemidiya ekhulayo akulula futhi kuyashesha kangako. “Zonke izinto ezingavuthiwe zinomthelela wazo enhlanganisela futhi nezici zayo ezikhethekile. Umuntu akakwazi ukuvele ashintshe omunye afake omunye. Ngakho-ke, sisebenzela ukuqoqa nokwabelana ngolwazi olwenza abalimi bakwazi ukusebenzisa lo mkhiqizo. Sicabangela izici eziyisishiyagalombili ezakha isisekelo semithombo yezindaba ekhulayo; ukuphepha kwezitshalo, umsoco, ukuziphatha kwe-pH, izici zomzimba, ukuzinza, ukuba sengcupheni (isb. isikhunta), impilo yeshalofu kanye nokusetshenziswa. Lokhu, ngokwesibonelo, kwenza isinqumo sokuthi umlimi ashintshe aye kwenye indawo engaphansi.”
Ochungechungeni lwama-webinars amahlanu, oluqala ngalo Lwesine kumalungu e-RHP (izinkampani ezingu-70 sezizonke), i-RHP izoqala ngokubanikeza ulwazi olwengeziwe mayelana ne-NGM kanye nendlela yokuyisebenzisa. Kusukela ngoMashi, bazophinde bahlele izingqungquthela zabo bonke abanye ochwepheshe emhlabeni jikelele, chofoza lapha ukuze uthole uhlelo.
Ukuze uthole ukwaziswa okwengeziwe:
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2691 MG 's-Gravenzande
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