Agriculture & Biology
rice
90%
soil
76%
wheat
60%
crops
58%
water
51%
fipronil
51%
lowlands
49%
thiobencarb
49%
evaporation
45%
Laos
44%
irrigation
36%
legumes
32%
rice soils
31%
acid soils
31%
rice straw
31%
North Korea
31%
cropping systems
29%
Trifolium subterraneum
28%
evapotranspiration
27%
peanuts
24%
nodulation
24%
rain
24%
India
23%
transpiration
23%
tillage
23%
canopy
23%
sorption
23%
basins
21%
root growth
21%
corn
21%
glyphosate
20%
Rhizobium
20%
soil water
20%
dry season
20%
herbicides
19%
triethylamine
18%
lysimetry
18%
furrows
17%
grain yield
17%
Vicia
17%
Oryza sativa
17%
pesticides
17%
sowing
17%
pastures
16%
degradation
15%
lysimeters
15%
irrigation management
15%
farm ponds
15%
irrigation scheduling
15%
herbicide residues
14%
Earth & Environmental Sciences
rice
100%
wheat
72%
mulch
63%
crop
60%
fipronil
47%
soil
43%
cropping practice
43%
irrigation
39%
evaporation
35%
soil water
30%
water
27%
transpiration
26%
smallholder
24%
tillage
23%
rainfall
23%
straw
22%
evapotranspiration
20%
groundwater
20%
sowing
20%
pesticide
18%
productivity
17%
direct drilling
16%
water use
16%
effect
16%
nodulation
16%
sowing date
15%
RapidEye
14%
rhizosphere
14%
water planning
13%
pasture
13%
herbicide
13%
canopy
13%
farm
12%
ascorbic acid
12%
drying
12%
water use efficiency
11%
water resource
11%
degradation
11%
sandy loam
11%
wetting
11%
trend
10%
genotype
10%
agriculture
10%
flooded soil
10%
agricultural production
9%
fruit
9%
harvest
9%
porewater
9%
household
9%
rain
8%