英文關鍵字
agriculture
agronomist
analysis
analyzing
assistant
biochemistry
biologist
biology
chemist
closeup
conducting
control
crops
ecology
environment
equipment
examining
experiment
expertise
extraction
fertility
fertilizer
food
glass
green
innovations
lab
laboratory
liquid
magnifying
material
nutrition
organic
pesticides
plants
reaction
research
researcher
resources
root
sample
scientific
scientist
study
substance
system
test
testing
tube
wheatgrass