Automated water sampling and flow measuring devices for runoff and subsurface drainage

Agriculture & Biology

• subsurface drainage 100%
• measuring devices 79%
• runoff 72%
• water 26%
• sampling 22%
• bottles 21%
• buckets 20%
• tiles 12%
• water flow 6%
• developed countries 5%
• drainage 5%
• developing countries 5%
• electronics 4%
• polyethylene 4%
• testing 2%

Earth & Environmental Sciences

• drainage 47%
• runoff 44%
• measuring 42%
• sampling 36%
• tile drain 23%
• water 19%
• flow measurement 17%
• developed country 16%
• rate 15%
• developing world 13%
• water flow 13%
• electronics 13%
• cost 8%