Ososayensi bakhathazekile ngokuncishiswa okukhulu kwezinambuzane, ngaphandle kwalokho kuzothuthukiswa umkhiqizo wokulima. Lokhu kwenzeka noma ngabe ezinye izinhlobo zezinambuzane, ngakolunye uhlangothi, zibangela ukulimala okukhulu kwezimila.
Ochwepheshe bagcizelela ukuthi ngezinga elikhulu ukuncishiswa kwezinambuzane kuwumphumela wezenzo zomuntu ezingaziphathi kahle. Ushintsho lwendalo lunye kuphela, kepha kude nesizathu esikhulu sokwehliswa kwezinambuzane emhlabeni.
Lezi iziphetho zombiko ngokuncipha okubukhali kwezinambuzane - i-entomofauna yesayensi. Lo mbiko ulungiselelwe ochwepheshe abavela emaNyuvesi aseSydney naseQueensland abaqhamuka e-Australia naseChinese Academy of Agricultural Science. Nazi iziphetho ososayensi abafinyelela kuzo.
Njengamanje, ama-40% azo zonke izinhlobo zezinambuzane asongelwa ngokuqothuka, kanti i-biomass yezinambuzane emhlabeni wethu incishiswa ngo-2,5% ngonyaka. Ngemuva kweminyaka engama-50, i-biomass yamanje yalezi zidalwa ingancishiswa ngesigamu. Futhi ukuncipha okubukhali okunje, ngokusho kochwepheshe, kungadala imiphumela "eyinhlekelele" kuyo yonke imvelo.
Kuze kube muva nje, ukunakwa okuyinhloko bekukhokhelwe ekuvikelweni nasekugcinweni kwezinhlobo ezahlukahlukene zezinhlanzi nezincelisayo ezinkulu, kanti izinambuzane zathola ukunakwa okuncane kakhulu. Ngaleso sikhathi, ama-60% ezinyoni adla izinambuzane. Lokhu kufinyelela kumathani ayizigidi ezingama-500 ngonyaka.
Enye imininingwane. I-80-90% yezitshalo zasendle incike ezinambuzaneni ekuvinjelweni. Izinhlobo ezithile zezinambuzane zibangela ukulimala kubantu, kanti ezinye zilawula inani lalezinambuzane ezifanayo. Ngo-2006, i-United States yalinganisela ukuthi imihlomulo “yezinsizakalo” zezinambuzane ifinyelela ku- $ 57 billion wezigidi ngonyaka. Kumele kuqashelwe ukuthi muva nje kuqale ukukhuluma ngokusetshenziswa kabanzi kwezinambuzane zokudla kwezilwane. Abafundi be-KV, ikakhulukazi, hhayi kudala kangaka bangafunda ngezinhlelo zaseSaudi Arabia zokwakha amapulazi akhethekile ezimpukane ezikhulayo ezizosetshenziswa ekulimeni ubisi ngemuva.
Kuyaziwa futhi ukuthi emazweni amaningi e-Asia nase-Afrika, izinambuzane zisetshenziswa kabanzi njengemikhiqizo yokudla yangempela. Inani lendawo belisebenzisa izinambuzane izinkulungwane zeminyaka. I-FAO yaze yashicilela umbiko eminyakeni embalwa edlule ifuna kusetshenziswe imenyu enjalo kwezinye izingxenye zomhlaba. Konke lokhu futhi kufanele kubhekwe.
Ababhali bocwaningo lwakamuva bakhombisa izimbangela eziyinhloko zokuqhekeka kwezinambuzane emhlabeni. Lokhu, okokuqala, ukulahleka kwezindawo zokuhlala ngenxa yokuqalwa kwamadolobha (ukufudukela kwabantu emadolobheni), kanye nokuthuthukiswa kwezolimo. Endaweni yesibili umphumela wezinto eziphilayo ezinambuzaneni, ukusetshenziswa kwemishini yokuvikela amakhemikhali, njll.
Ekugcineni - ukuguquka kwesimo sezulu kanye namazinga okushisa akhuphukayo, athinta kakhulu izinambuzane, ikakhulukazi ezindaweni ezishisayo zomhlaba.
Source: http://kvedomosti.ru