Anthropogenic impact on nitrification dynamics in coastal waters of the Mediterranean Sea

Standard methods: For the examination of water and waste water

Analytical Biochemistry · 1990 · 72.5K citations · Full text

Natural Resources, Environmental Engineering, Environmental Sciences +10

A safe operating space for humanity

Johan Rockström, Will Steffen, Kevin J. Noone et al. · Nature · 2009 · 12.9K citations

Engineering, Risk Management, Safety Engineering +9

New spectrophotometric equations for determining chlorophylls a, b, c1 and c2 in higher plants, algae and natural phytoplankton

S. W. Jeffrey, G. F. Humphrey · Biochemie und Physiologie der Pflanzen · 1975 · 5.2K citations

Life Sciences, Plant Biology, Plant Sciences +13

A manual of chemical and biological methods for sea water analysis

Emma Butler · Deep Sea Research Part A Oceanographic Research Papers · 1984 · 4.6K citations

Natural Sciences, Marine Sciences, Oceanography +9

DETERMINATION OF AMMONIA IN NATURAL WATERS BY THE PHENOLHYPOCHLORITE METHOD 1 1 This research was fully supported by U.S. Atomic Energy Commission Contract No. ATS (11‐1) GEN 10, P.A. 20.

Lucia Solórzano · Limnology and Oceanography · 1969 · 3.5K citations

Natural Sciences, Chemistry, Environmental Chemistry +5