CD Skripsi
Pemberian Pupuk Anorganik Dan Pupuk Organik Hayati Terhadap Pertumbuhan Dan Produksi Tanaman Padi Sawah (Oryza Sativa L.) Pada Dua Sistem Tanam
The decline in lowland rice production in Riau Province and the large use of inorganic fertilizers by farmers will have a negative impact on the physical, biological and chemical properties of the soil. Therefore, efforts are needed to increase rice production and the use value of rice fields. Based on this, this research aims to determine the effect of providing organic biofertilizer on the growth and production of lowland rice plants (Oryza sativa L.) in reducing the use of N, P, K fertilizers in conventional and mina padi planting systems. The research was carried out experimentally using divided plots with a basic completely randomized design (CRD) with 2 factors. The main plot is the planting system (S) which consists of 2 treatments, namely S1 = conventional planting system and S2 = mina padi planting system. Subplot (P) is a fertilizer composition consisting of 3 treatments, namely P1 = 100% N, P, K Fertilizer; P2 = 75% N, P, K fertilizer + solid compost + biological fertilizer 3 times; P3 = 50% N, P, K fertilizer + solid compost + biological fertilizer 4 times. The results of the research show that the application of 75% N, P, K fertilizer with solid compost and biofertilizer 3 times in the mina padi planting system is able to provide the best results for the growth and production of lowland rice plants and can reduce the use of 25% N, P, K fertilizer. Providing treatment with 100% N, P, K fertilizer, 75% N, P, K fertilizer with solid compost and 3 times biofertilizer and 50% N, P, K fertilizer with solid compost and 4 times the application of biofertilizer did not increase the weight of the fish.
Keywords: Rice, inorganic fertilizer, organic biofertilizer, solid compost
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