Ukulima okuphilayo akufanele kuthathwe kancane, kusho uProfesa uDkt. Jürgen Hess, waseNyuvesi yaseKassel, futhi uphikisana nezitatimende zengxoxo nge-agrarheute ezinsukwini ezimbalwa ezedlule encwadini ayibhalela umhleli.
NgoMsombuluko odlule (mhla zingama-26 kuJulayi) sibe nengxoxo nosomnotho wezolimo uProf. UDkt. Herbert Ströbel, owayengumphathi woMnyango Wezolimo II e-Weihenstephan / Triesdorf University of Applied Sciences (bheka isixhumanisi esingezansi). Engxoxweni, wachaza ukuthi ukugxila ekulimeni okumsulwa ngokombono wakhe kwakungakhiqizi kakhulu futhi kuwumthwalo onzima ngokwemibono. Ngaso leso sikhathi, ugxeke ucwaningo lwasenyuvesi, olugxile kakhulu ezidingweni zezepolitiki kanye nokuxhasa ngezimali kalula kunemiqondo engenzeka.
Sithole incwadi evela kuProf. uDkt. Jürgen Hess, owayeyinhloko yomnyango wezokulima nokukhiqizwa kwezitshalo eNyuvesi yaseKassel-Witzenhausen. Sishicilela le ncwadi lapha ngokugcwele futhi sibheke phambili kwezinye izingxoxo ngalesi sihloko esiyimpikiswano.
Incwadi eya kumhleli yangomhla zingama-28 kuJulayi, 2021 evela kuProf. uDkt. Jürgen Hess
Ukukhuthazwa kwe ukulima okwenziwe ngemvelo kumele ixhunywe nezinkonzo zayo zemvelo nomphakathi, kudinga uProf. Ströbel engxoxweni eyanyatheliswa ngabakwa-agrarheute ngoJulayi 26, 2021. Kuze kube manje, kuhle kakhulu, ngeshwa ukuphikisana akunakho ukujula kokugxila esifundweni esiqhubekayo, futhi ngokwengxenye. futhi isisekelo esiyiqiniso.
Ströbel imibuzo ukusebenza ukulima okwenziwe ngemvelo futhi ukhuluma, phakathi kwezinye izinto, ngokunyuka kwe-nitrate leaching. I-meta-study yamanje exhaswe uMnyango Wezolimo Wombuso, owahlola izincwadi zesayensi zeminyaka engu-30 edlule, ubonisa okuphambene. Ukulima okuphilayo kwenza okukhulu kakhulu mayelana nokuvikela amanzi angaphansi komhlaba, ukuhlukahluka kwemvelo, ukuvunda kwenhlabathi kanye nokuvumelana nesimo sezulu kunokulima okuvamile. Maqondana nendawo, lokhu kuyasebenza nasekuvikelekeni kwesimo sezulu, lapho umehluko uqedwa uma kuziwa emalini engenayo.
Iqiniso lokuthi ukulima okuphilayo kunikeza kuphela amaphesenti angama-50 ezivuno uma kuqhathaniswa nokulima okuvamile akulungile. Zonke iziqhathaniso eziphathelene nalokhu zisalele emuva ngenxa yesisekelo sedatha esingesihle kanye nokuntuleka kokuqhathaniswa, futhi kuncipha kakhulu lapho isimo semali engenayo yezolimo oluqinile lwaseJalimane sidluliselwa emhlabeni.
Imikhiqizo ye-organic ayinampilo. Uma ubheka ukuchayeka kwezibulala-zinambuzane, ubuthi bazo abunandima neze uma buqhathaniswa nobuthi bemvelo obuvela ezitshalweni noma kunjalo. Imikhiqizo ye-organic ngezinye izikhathi ingcoliswa kakhulu izinsimbi ezisindayo kanye nesikhunta.
Angiphiki ukuthi ukulima ngemvelo kungaba negalelo elihle kwezolimo kwezinye izindawo. Kodwa-ke, ukulima okujwayelekile okuphusile, njengoba kwenziwa iningi labalimi bethu, kuyancomeka – ngobuqotho nangokuziphatha.
Akufanelekile futhi ukuhlobanisa zonke izinkonzo nezinzuzo. Inani elifanele lereferensi kufanele linqunywe ngokwesisekelo secala ngalinye. Ukwenza isibonelo: Ekuphathweni kwamanzi cishe akubalulekile ukuthi u-50 noma 90 dt kakolweni ehektheleni uvunwa endaweni egcina amanzi. Kunalokho, into enqumayo ukuthi imboni yamanzi ifuna i-nitrate encane futhi azikho izibulala-zinambuzane emanzini aluhlaza akhishwayo. Akuyona ize ukuthi izinsiza zikamasipala waseMunich naseLeipzig zikhuthaze ukulima okuphilayo endaweni yazo yokuvikela amanzi.
Njengamanje, ukulima ngemvelo kuthola usizo oluphindwe kabili ngehektha ngalinye kunokuvamile. Ngingaqagela kuphela ngezisusa. Ngenxa yokuthi i-organic ithandwa kakhulu emphakathini, iphinda ihehe abadlali ngokucabangela kwezombusazwe noma kwezomnotho, ukuze i-organic manje nayo izuze ezihlosweni ezingabalulekile .
Ngiphikisana nokunikeza izifundo zokulima okuphilayo ngoba izinketho eziningi azinakwa ngenxa yokuma kwemibono. Inyuvesi izibophezele kwezesayensi futhi akufanele isebenze njengokuphindaphinda imibono. Kwesinye isikhathi ngiyakwazi ukuqonda ukuthi amanyuvesi anelisa isidingo sokuqukethwe kwezifundo ezinjalo futhi alandele i-zeitgeist, kodwa ngiyazisola ngokuthi ukukhuthala kwesayensi kuvame ukuwela eceleni.