Teenager tests cow, chicken, fish and bat manure and finds that cow fertiliser holds the richest mix of antibiotic-resistant bacteria |
Image: Society for Science Organic gardening is described as the natural, wholesome choice, yet an eighth grader from Ripon, California, has shown that animal-based fertiliser can carry a hidden microbial problem. Virinchi R. Madireddy tested cow, chicken, fish and bat manure for bacteria that survive an antibiotic, and cow manure turned out to hold the…