38:21
1 WUE and Transpiration
29:47
4 Redox Respiration
44:09
3 Aeration pEpH
31:24
2 Irrig Mgmt
19:01
Nitrogen and Phosphorus Cycles in Soil
12:07
Fertilizer and the Environment
16:01
Introduction to Nutrient Cycles
18:50
Soil Ecology
20:54
Soil organic matter
20:39
Soil ecology
21:11
Saline and Sodic Soils
24:35
Soil Acidity
04:56
What is pH?
10:47
Colloids and Other Exchange Mechanisms
15:37
Basic Clay Mineralogy
09:20
Clay
14:03
Soil Temperature
17:56
Soil Aeration
10:06
Plant Water Uptake and the Soil-Plant-Atmosphere Continuum
07:16
Soil Water Balance and Energy
05:00
Soil Infiltration
04:06
SoilWeb tutorial
09:21
Unsaturated Flow of Water in Soils
13:11
Darcy's Law
23:15
Intro to Water Flow in Soils
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