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GB/T 38073-2019 腐植酸原料及肥料術(shù)語(yǔ) Humic acid raw materials and fertilizers-Terms2023-08-05

EN 16964-2018 Fertilizers. Extraction of total micro-nutrients in fertilizers using aqua regia2023-07-07

DIN EN 12944-3-2019 Fertilizers and liming materials - Vocabulary - Part 3: Terms relating to liming materi...2023-06-27

CEN/TR 17040-2017 Fertilizers and liming materials. Sampling of static heaps. Technical report on experimen...2023-06-14

GB/T 23349-2020 肥料中砷、鎘、鉻、鉛、汞含量的測(cè)定 Determination of arsenic, cadmium, chromium, lead and mer...2023-06-12

DIN EN 15961-2017 Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the f...2023-05-07

DB3201/T 1053-2021 油菜肥藥減量機(jī)械化栽培技術(shù)規(guī)程 Technical code of practice for mechanized production of ra...2023-05-03