Pengaruh Konsentrasi Pupuk Organik Cair Dan Takaran Pupuk Kandang Sapi Terhadap Pertumbuhan Dan Hasil Tanaman Selada (Lactuca sativa L.) Varietas Grand Rapids

The aim of this experiment was to study the effect concentration liquid organic fertilizer and doses cow manure on growth yield grand rapids variety lettuce, carried out in practice Tanjungsari Sumedang SMK PPN, located at an altitude 850 meters above sea level. starts from June 2018 August 2018. experimental design used a Randomized Design facto pattern group consisting two factors repeated three times. first factor is nasa (p) with 5 levels: p1 = 0 ml / liter water, p2 1 p3 2 p4 3 4 water. second (k) levels, namely: k1 ton ha, k2 k3 10 k4 15 ha. results show: There no interaction between cowshed observations plant height, number leaves, weight per plant, sample, plot root volume lettuce. treatment concentrations (3,0 ml/liter water) showed best significantly different volume. Cow significant all