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OPREDELENIE IZBRANNYKH PESTICIDOW, NITRATOW I NITRITOW IONOM AMMONIJA, CUL’FATOW U MOCHEWINY W POWERKHNOSTNYKH I PODZEMNYKH WODAKH, A TAKZHE W NEKOTORYKH SEL’SKOKHOZJAJJSTWENNYKH PRODUKTAKH. CHAST’ VI
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DETERMINATION OF CERTAIN PESTICIDES, NITRATES, NITRITES, AMMONIUM IONS, SULPHATES AND UREA IN SURFACE AND UNDERGROUND WATERS AND IN CERTAIN AGRICULTURAL PRODUCTS. PART VI