Effects of NH4:NO3:urea ratio on cut roses yield, leaf nutrients content and proton efflux by roots in closed hydroponic system

Handbook of chemistry and physics

Journal of the Franklin Institute · 1930 · 11.7K citations

Natural Sciences, Chemistry, Physics +8

Introduction to Soil Microbiology

Emory G. Simmons, Martin Alexander · Mycologia · 1961 · 1.2K citations

Agriculture, Microbiology, Soil Sciences +10

Urea hydrolysis and precipitation dynamics in a urine-collecting system

Kai M. Udert, Tove A. Larsen, Martin Biebow et al. · Water Research · 2003 · 447 citations

Medicine, Biochemistry, Nephrology +11

Ionic Balance in Different Tissues of the Tomato Plant in Relation to Nitrate, Urea, or Ammonium Nutrition

Ernest A. Kirkby, K. Mengel · PLANT PHYSIOLOGY · 1967 · 397 citations · Full text

Agriculture, Plant Biology, Plant Sciences +17

Effect of Low Root Medium pH on Net Proton Release, Root Respiration, and Root Growth of Corn (<i>Zea mays</i> L.) and Broad Bean (<i>Vicia faba</i> L.)

Feng Yan, Sven Schubert, Konrad Mengel · PLANT PHYSIOLOGY · 1992 · 187 citations · Full text

Agriculture, Plant Biology, Plant Sciences +17