After a neighboring farm used Synagro fertilizer, which contains biosolids ... There were also toxic levels of selenium found in the dead cattle, which can be found in the alkaline soil present ...

combined with selenium and sprayed on the plant's foliage has been proven effective as a fertilizer to produce more marketable fruit with increased nutritional properties. However, it's important ...

A company that manufactures fertilizer from sewage sludge issued ... There were also toxic levels of selenium found in the ...