Mwa miyezo ya phosphate, ndizotheka kuti alimi olimitsa azikwaniritsa zofunikira za phosphate za mbeu ndikupereka zinthu zokwanira zokwanira. Awa ndi mawu omaliza a ofufuza a Wieke Vervuurt ndi Marjoleine Hanegraaf a WUR.
Hanegraaf akuti: "Kuopa kuti simungathe kupereka phosphate yokwanira komanso zinthu zakuthupi m'miyeso yake kulibe tanthauzo." “Ndi bwino kuganizira momwe mungamalize chithunzichi. Khalani patsogolo pake. Pali chisankho ndi feteleza wosiyanasiyana ndi ena.
Vervuurt anali kugwira ntchito yokhudza miyezo ya phosphate mu mbatata. "Ndinawerengera zochitika m'malo osiyanasiyana kutengera kuchuluka kwa Delphy. Funso langa lofufuza lidali loti kaya kuphatikiza kwa mapulani ndi mbeu kumatha kupereka phosphate yokwanira pakulima mbewuyo, kubweretsa milingo ya phosphate pamlingo woyenera komanso ngati izi zingatheke ndi zisonyezo zatsopano ndi upangiri watsopano womwe tili nawo ganizirani. ”
Boma likuyesetsa kuchepetsa miyezo ya phosphate m'nthaka yolemera kwambiri ya phosphate, zomwe zikutanthauza kuti kuchuluka kwa phosphate panthakayo kuyenera kuchepetsedwa nthawi yolimidwa. Ndi dothi lochepa la phosphate, nthaka yolemera ya phosphate imapeza bwino ndikukhazikika pamenepo. Vervuurt: "Tikuyembekeza kuti makampani omwe amagwiritsa ntchito moyenera apitiliza kupereka zinthu zokwanira."
Anawerengera ndi phosphate yomwe ilipo m'nthaka komanso momwe phosphate iliri, zomwe zimatsimikizira zomwe zingaperekedwe. Lamuloli limagwiritsa ntchito P-CaCl 2 ndi P-Al nambala. Mawonekedwe a phosphate amawonetsedwa pakuwunika kwa nthaka ndi P-Al ndi phosphate yomwe imapezeka mwachindunji ku chomera ndi P-CaCl 2 . Vervuurt adagwiritsa ntchito makampani makumi awiri achitsanzo kufalikira kudera lonselo kuti awasandutse kafukufuku wamakono.
Pofuna kuti zinthu zakuthupi zizikhala zokwanira, kampani yomwe ili ndi miyezo yolimba iyenera kuchita zododometsa ndikusankha mitundu ya feteleza yomwe imabweretsa zinthu zambiri zokhudzana ndi phosphate. Wolima sadzafunika kusankha yotsika mtengo koma yankho labwino. Vervuurt: "Izi ndi zomwe Delphy amalangiza alimi."
Malinga ndi Hanegraaf, mlimiyo amatha kuyesetsa njira zomwe zimapangitsa kuti mbeu izikhala ndi phosphate yokwanira, monga mtengo wa pH wabwino (acidity). Akuganiza kuti ndikofunikira kulabadira zovuta zakuchepetsa P kapena kapena, kuwonjezeka kwa vuto la phosphate state. “Tikufufuza m'minda yaudzu ku Lelystad ndi Zegveld komanso malo olimidwa ku Lelystad, Marknesse ndi Wijster. Izi zikuwonetsa kuti zakuthupi sizichepera ndi mgwirizano wa phosphate umuna. Chithunzi pakati pa nthaka ndi zokolola ziyenera kukhala zolondola. ”
Zokolola zochuluka zimathandizira zotsalira zambiri za mbewu ndikutsalira mizu m'nthaka. Malinga ndi Hanegraaf, zotsatira za kafukufuku zikutsimikizira kuti dothi limasungidwa ndi feteleza wa phosphate. “Kupereka mankwala ochepa sikumangotulutsa zinthu zochepa m'nthaka. Pali chisankho cha feteleza ndi zowonjezera nthaka. Chitani kena kake pamenepo ndikuwerengera pansi pa mtengo wa Khrisimasi kuti mudziwe momwe mungasamalire nthaka. ”