Plants from Test Tubes: An Introduction to Micropropogation

Plants from Test Tubes: An Introduction to Micropropogation

PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium

Bloom City Professional pH Up + Down Control Kit for Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total oz