Landbrug og biologi
Denmark
100%
soil
70%
ecosystems
63%
climate change
55%
temperate forests
51%
climate
49%
carbon sinks
48%
forest soils
47%
provenance
45%
heathlands
44%
Picea abies
42%
nitrogen
39%
Fraxinus excelsior
39%
dieback
38%
soil carbon
37%
genetic variation
36%
biomass
35%
soil organic carbon
34%
drought
32%
forest litter
31%
forest ecosystems
31%
Abies nordmanniana
29%
Hymenoscyphus fraxineus
29%
mineral soils
28%
wheat straw
27%
forest trees
27%
Orchidaceae
26%
Christmas trees
26%
tropical forests
26%
plantations
25%
vegetation
24%
degradation
24%
Scandinavia
23%
Fagus
23%
seedlings
23%
carbon sequestration
23%
habitats
23%
Adansonia digitata
23%
leaching
22%
species diversity
22%
Eastern Africa
22%
biomass production
22%
nutrients
22%
Quercus
22%
forest management
21%
Neonectria
21%
seeds
21%
stems
21%
leaves
21%
land use
21%
Northern European region
20%
national forests
20%
Fabaceae
20%
species richness
20%
Picea
20%
gardens
20%
Fagus sylvatica subsp. sylvatica
20%
forest inventory
20%
carbon
20%
ecological restoration
20%
microbial communities
20%
case studies
19%
willows
19%
vegetation maps
19%
tree crown
19%
temperature
19%
Pinus sylvestris
19%
Fraxinus
19%
methodology
19%
ash (inorganic matter)
19%
water
18%
history
18%
conifers
18%
Fagus sylvatica
18%
Harmonia axyridis
18%
soil solution
18%
phenology
17%
forest types
17%
fungi
17%
agroforestry
17%
Ghana
17%
coniferous forests
17%
biodiversity
17%
carbon nitrogen ratio
17%
boreal forests
16%
bioenergy
16%
afforestation
16%
shrublands
16%
Ethiopia
16%
Faboideae
15%
geographical distribution
15%
Geo- og miljøvidenskab
soil
90%
biomass
90%
straw
53%
heathland
52%
nitrogen
48%
effect
47%
litter
46%
forest soil
46%
temperate forest
45%
ecosystem
45%
bioenergy
44%
Europe
43%
wheat
41%
climate change
40%
provenance
37%
carbon stock
37%
ash
37%
dieback
36%
soil carbon
35%
restoration
34%
lignin
32%
ethanol
31%
enzyme
31%
drought
31%
nutrient
30%
forest floor
29%
plantation
29%
climate
29%
seedling
29%
genetic diversity
28%
stem
27%
forest ecosystem
27%
vegetation
27%
tropical forest
27%
carbon
27%
seed
26%
cellulose
26%
decomposition
25%
oak
25%
dry matter
24%
fungus
24%
sustainability
24%
experiment
23%
organic carbon
23%
afforestation
22%
hydrolysis
22%
pine
22%
cell
22%
forest management
22%
wood ash
21%
mineral
21%
warming
20%
marker
20%
meta-analysis
20%
phenology
19%
genetic variation
18%
genotype
18%
rate
18%
forest inventory
18%
population genetics
18%
habitat
17%
garden
17%
method
17%
biofuel
17%
species richness
17%
coniferous tree
17%
carbon storage
16%
phosphorus
16%
temperature
16%
cocoa
16%
water
15%
forestry
15%
microbial community
15%
genetic structure
15%
genetic resource
15%
energy
15%
Teknik og materialevidenskab
Biomass
97%
Straw
90%
Lignin
80%
Enzymes
66%
Wood
66%
Cellulose
54%
Saccharification
49%
Ethanol
38%
Soils
37%
Polysaccharides
36%
Enzymatic hydrolysis
33%
Water
33%
Hydrolysis
31%
Bioethanol
30%
Cells
28%
Feedstocks
27%
Nuclear magnetic resonance
26%
Ecosystems
26%
Sorption
26%
Fermentation
25%
Nitrogen
23%
Carbohydrates
22%
Lignocellulosic biomass
22%
Nutrients
21%
Chemical analysis
21%
Biofuels
20%
Sustainable development
19%
Crops
17%
Carbon
17%
Assays
16%
Agricultural wastes
16%
Moisture
16%
Fibers
16%
Ashes
15%
Coupling agents
15%
Biodiversity
15%
Silica
15%