Resistance of weeds to certain herbicides is beginning toshow up.杂草对某些除草剂的抗药性已显现出来.There is a lot of concern over the amount of herbicides and pesticides used in farming.人们对农业上灭草剂和杀虫剂的用量非常担忧.Among the many regulatory sub...
There is a lot of concern over the amount of herbicides and pesticides used in farming.人们对农业上灭草剂和杀虫剂的用量非常担忧.Resistance of weeds to certain herbicides is beginning toshow up.杂草对某些除草剂的抗药性已显现出来.Arsenic is widely associated ...