Dab tsi yog Qhov Kev Siv Tseem Ceeb ntawm PPR Yeeb Nkab
Jun 01, 2022
PPR yeeb nkab tau loj hlob nyob rau hauv qhov chaw nyob rau ob peb xyoos dhau los, thiab yog li ntawd. Nws cov kav ntev, ecological, thiab cov txiaj ntsig kev lag luam ua rau cov kav dej PPR yog ib qho zoo tshaj plaws hauv kev lag luam. Tias yog vim li cas feem ntau cov thawj coj hauv kev lag luam tau tig mus rau PPR kav rau tag nrho lawv cov kev xav tau.
Cov kav dej PPR feem ntau yog siv hauv kev teeb tsa hauv tsev. Nws kuj tseem siv rau hauv cov kua dej huv, alkaline thiab acidic daws, compressed cua, thiab hloov dej.
