Soil testers and test kits range from simple pH strips to complex chemicals that ... for healthy plant growth are nitrogen (N), phosphorus (P), and potassium (K). ... a soil tester that pinpoints micronutrients, such as copper, iron, and manganese, ...
You can use a chlorine test strip to identify if the free chlorine is too low (the ideal is ... can target growing algae, though too much can cause foaming or copper deposits in the water. ... Some debris contains phosphorus which promotes algae.
Nebraska strip-tiller, Brian Herbek, shares how he's been able to extract 30% ... phosphorus (P) and we put some zinc and sulfur out too," he says. ... of mostly boron, molybdenum, manganese, copper and zinc to dribble out of ...
