agriculture is economic
alkaloids
biodegradable
biological
blue
chemical contact effect
chemical worm protection
cultural
danger
destruction medium
fighting insects
gardening
grain
grain disinfestation medium granules
graining
grains
granular snail snail control agents
insect control
organic
osmosis
pest control
pests
phyto worm
plant protection agents
poison
poisoning
research
schneckentod
snail
snail poison
snails
snails fighting
snails true medium
toxic
worm infestation