- Late-stage REE hydrothermal mineralization1
- Lathyrus1
- Laurus nobilis1
- Lavandula officinalis1
- Lavender1
- Lavender oil1
- Lavender oil intervention1
- Lb. Bulgaricus1
- LC101
- LC502
- LC-DAD-ESI/MS1
- LCPtheory1
- LCP theory1
- LDA3
- LDH2
- Leachate5
- Leaching10
- leaching solution1
- Lead5
- Lead acetate2
- lead battery1
- Leaders1
- Leadership2
- leadership styles1
- lead exposure1
- Leading edge1
- Lead mine waste1
- lead removal1
- Lead Selenide2
- lead toxicity1
- Leaf2
- leakage current1
- Lean Six Sigma (LSS)1
- LEAP21
- leaping mullet1
- Learning1
- learning outcomes1
- Least mean square algorithm1
- Lectin2
- LED1
- LED light1
- Legal chronology1
- legislation1
- Legume1
- Leishmania2
- Leishmaniasis2
- Lemna gibba L2
- Lemna minor L1
- Lemon1
- Lemon peel powder1
- Length1
- length of stay1
- length–weight ratio1
- Length-weight relation2
- Length-weight relations1
- length-weight relationship2
- Lentil1
- Leslie method1
- lethal effect1
- Levamisole1