DB12/T 253-2005 Technical specifications for the cultivation of non-polluted agricultural products in the open field spring cauliflower covered with plastic film (English Version)
Tianjin Provincial Standard of the People's Republic of China
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DB12/T 253-2005
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2005DB12/T 253-2005 Technical specifications for the cultivation of non-polluted agricultural products in the open field spring cauliflower covered with plastic film