Agriculture & Biology
Peru
100%
Lepidium meyenii
40%
Brassicaceae
36%
spermatozoa
34%
mice
32%
ecotypes
28%
Cricetidae
27%
Chiroptera
25%
Puya
24%
Rodentia
22%
Mus musculus
22%
extracts
21%
Phyllostomidae
20%
new species
18%
alpacas
17%
flora
16%
epididymis
16%
phylogeny
15%
Psectrogaster
13%
Crucibulum
12%
geographical distribution
12%
Tropaeolum tuberosum
12%
habitats
11%
Saprolegniaceae
11%
rams
11%
Curimatidae
11%
Ruta chalepensis
11%
male reproductive system
11%
potassium bromate
11%
Bothrops atrox
10%
Vicugna pacos
10%
conservation status
10%
Glossophaga
10%
Didelphimorphia
10%
sheep
10%
Maytenus
10%
Molossidae
10%
Didelphidae
10%
Stylommatophora
10%
Saprolegnia
9%
Ruta graveolens
9%
Juncaceae
9%
Malvaceae
9%
forest growth
9%
fish
9%
Sus
9%
testing
9%
prepared foods
9%
embryotoxicity
9%
water
9%
raw foods
8%
hummingbirds
8%
Ecuador
8%
tribal peoples
8%
Bromeliaceae
8%
cyclophosphamide
8%
new subspecies
8%
snake venoms
8%
Vibrio parahaemolyticus
8%
Scorpiones
8%
montane forests
7%
body weight
7%
venoms
7%
sperm quality
7%
Mycoplasma
7%
sampling
7%
ethylene glycol
7%
gonads
7%
Vibrio
7%
Solanaceae
7%
Metatheria
7%
Salmonidae
7%
plant establishment
7%
carcinoma
7%
nectar
6%
Actinastrum
6%
microhabitats
6%
blood vessels
6%
cytogenetics
6%
dosage
6%
acrosin
6%
bananas
6%
Gastropoda
6%
t-test
6%
Liliopsida
6%
Argentina
6%
vigor
6%
viability
6%
new genus
6%
Curimata
6%
Bolivia
6%
Oncorhynchus mykiss
6%
Brachionus patulus
6%
soil
6%
testes
6%
nitric oxide
5%
Chile
5%
vegetation
5%
stigma
5%
Andes region
5%
Medicine & Life Sciences
Peru
65%
Ecotype
46%
Lepidium
46%
Spermatozoa
40%
Brassicaceae
24%
Soil
21%
Epididymis
20%
New World Camelids
19%
Chiroptera
17%
Ecosystem
16%
atroxin
15%
Tropaeolum
13%
Forests
13%
Spirogyra
13%
Bromeliaceae
13%
Closterium
13%
Rotifera
13%
Grassland
13%
Saprolegnia
13%
Male Genitalia
12%
Water
12%
Maytenus
12%
Venoms
11%
potassium bromate
11%
Zooplankton
11%
Weights and Measures
11%
Plant Nectar
11%
Ruta
11%
Cryoprotective Agents
11%
Phytoplankton
11%
Domestic Sheep
10%
Saturn
10%
Seedlings
10%
Body Weight
10%
Sperm Count
10%
sephadex
10%
Chlorophyta
10%
Bothrops
10%
Salmonidae
9%
Arvicolinae
9%
Vibrio parahaemolyticus
9%
Aerobic Bacteria
8%
Gastropoda
8%
Snake Venoms
8%
Vibrio
8%
Oncorhynchus mykiss
8%
Mycoplasma
8%
Vero Cells
8%
Ethylene Glycol
8%
Fresh Water
8%
Sheep
8%
dimethylacetamide
7%
Pollen
7%
Blood Vessels
7%
Oceans and Seas
7%
Testis
7%
Vas Deferens
7%
Foot
7%
Fishes
7%
Acrosin
7%
Buffers
7%
Temperature
7%
Methanol
6%
Freezing
6%
4-(2-(4-isopropylbenzamido)ethoxy)benzoic acid
6%
Sphagnopsida
6%
Cycadopsida
6%
Embryonic Structures
6%
Fruit
6%
fluoromethane
6%
Fertility
6%
Oocytes
6%
Cyclophosphamide
6%
Embryonic Development
6%
Gonads
6%
Membranes
6%
Fungi
6%
lysine chloromethyl ketone
5%
DEAE-Sephadex A-50
5%
Homing Behavior
5%
Ephedra
5%
Sperm Motility
5%
Rodentia
5%
Chromatography
5%
Color
5%
Ferns
5%
Nitric Oxide
5%
Electrophoresis
5%
Vibrio alginolyticus
5%
Iodoacetic Acid
5%
Control Groups
5%
Epithelium
5%
Sodium Citrate
5%
Earth & Environmental Sciences
new species
23%
phylogenetics
13%
swelling
10%
reproductive biology
9%
venom
9%
cytogenetics
8%
distribution
8%
conservation status
8%
subspecies
7%
snake
7%
bat
7%
sheep
7%
new genus
6%
phylogeny
6%
ethylene
6%
viability
6%
nectary
6%
freezing
5%
rodent
5%
test
5%
incubation
5%
habitat
5%
enzyme
5%
motility
5%
montane forest
5%
species concept
5%