| While naturally occurring, organic fertilizers (fertilizers made of natural products such as manure) have a number of drawbacks to manmade artificial fertilizers, which of the following is a major drawback of organic fertilizers? (Points : 1) |
Organic fertilizers do not provide enough chemical elements to replace those lost during farming
Organic fertilizers must be used in conjunction with regular irrigation to ensure effectiveness
Organic fertilizers are toxic to animals which means they can’t be used on pastures
Organic fertilizers are toxic to humans which means that they can’t be used on food crops
None of the above
