-
-
GB/T 42812-2023 in English
General technical specification for improvement of soil with continuous cropping obstacles
valid
Issued on:2023-08-06
$476.00 -
GB/T 42817-2023 in English
Technical specification for the use of soil conditioners in agricultural production areas
valid
Issued on:2023-08-06
$364.00 -
-
GB/T 42828.1-2023 in English
General technology for saline-alkali land improvement—Part 1:Improvement technology by iron tailings
valid
Issued on:2023-08-06
$476.00 -
GB/T 42828.3-2023 in English
General technology for saline-alkali land improvement—Part 3:Biological improvement
valid
Issued on:2023-08-06
$476.00 -
GB/T 42489-2023 in English
Soil quality—Decision unit-multi increment sampling method
valid
Issued on:2023-03-17
$644.00