CD Skripsi
Pertumbuhan Dan Hasil Tanaman Jagung Manis (Zea Mays Saccharata Sturt.) Dengan Pemberian Kombinasi Pupuk N, P, K, Solid Dan Hayati
ABSTRACT
The study aimed to determine the best combination of N, P, K, solid and biological fertilizer doses on the growth and yield of sweet corn (Zea mays saccharata Sturt.) in reducing the use of N, P, K fertilizers. The research was conducted experimentally using a completely randomized design (CRD) with nine treatments repeated three times resulting in 27 experimental units. Each experimental unit consisted of 18 plants, each experimental unit had three sample plants determined randomly and obtained 486 plant populations. The treatments were as follows: 100% N, P, K fertilizer; 100% N, P, K fertilizer + solid compost (30,000 kg.ha-1); 75% N, P, K fertilizer + solid compost (30,000 kg.ha-1); 75% N, P, K fertilizer + solid compost (30,000 kg.ha-1) + biological fertilizer (10 ml/plant); 50% N, P, K fertilizer + solid compost (30,000 kg. ha-1) + biological fertilizer; 25% Fertilizer N, P, K + solid compost (30,000 kg.ha-1) + biological fertilizer (10 ml/plant); 0% Fertilizer N, P, K + solid compost (30,000 kg.ha-1) + biological fertilizer (10 ml/plant); 0% Fertilizer N, P, K + solid compost (30,000 kg.ha-1); 0% Fertilizer N, P, K + biological fertilizer (10 ml/plant). The results showed that the application of a combination of 75% N, P, K fertilizers with 30 t.ha-1 solid compost and 10 ml.l-1 biofertilizer (three times application) produced plant height, weight of cob with cob, weight of cob without cob, length of cob without cob and yield of cob with cob per m2 in sweet corn varieties Bonanza F1. The application of solid compost and biological fertilizer can reduce the use of N, P, K fertilizers by 25%.
Keywords: Sweet corn, N, P, K fertilizer, solid compost and biofertilizer
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