The Effect of Rice Husk Ash and Goat Manure on the Growth of Spinach (Amaranthus gangetius)

In the period of last ten years increased market demand for spinach makes outlook very promising so it is less optimal growth caused by soil fertility low that provision organic material can improve through improvement chemical to support red spinach. This study aims determine dosage rice husk ash and dose manure as well interaction yield this research, land villa, Pasir mas which failed compass with a height 26 meters above sea level labuhanbatu district in August until December 2020.Research design using group factorial consisting two factors. The first factor (A) consists 4 levels, namely : A0 = 0 ton/ha (control), A1 1 equivalent 50 g/m2 (the recommended dose), A2 1.5 tons/ha, 75 g/m2. second factor, granting goat (K) three K0 (control) K1 2 ton/ha, 200 K2 400 g/m2, K3 6 600 Parameters measured were plant (cm), number leaves (strands), Weight per Plant Sample (g). results showed administration increase height, leaf number, weight while