ABSTRACT Red lettuce (Lactuca sativa L.) is one type of lettuce that is in demand by the public due to its anthocyanin compounds which are beneficial for health. The area of production land is still a problem in the lettuce cultivation process, especially for urban areas. The concept of urban farming can be a solution in the midst of dense urban development by carrying out hydroponic cultivati…
ABSTRACT Colletotrichum capsici is the cause of anthracnose disease on red chili plants that causes a significant decrease chili production in Riau Province. One of the control techniques that can be applied is biological control using endophytic fungi isolated from plants, including sago plants. This study aims to evaluate the consortium of four endophytic isolates of sago plants and to obtai…
ABSTRACT Acacia (Acaciacrasicarpa) is an industrial plant that has high economic value for cultivation. An important disease in acacia nurseries is bacterial leaf blight caused by Xanthomonassp.Initial symptoms of Xanthomonassp. is a transparent chlorotic spot (slightly yellowish) whose shape is delimited by the bones of the leaves. Controls that have been carried out on Xanthomonas sp. includ…
ABSTRACT Beet armyworm (Spodoptera exigua Hubner) is a major problem in shallot cultivation. Spodoptera exigua can cause yield loss of 45-57% and can cause crop failure. Controls are generally carried out using synthetic insecticides, but the continuous use of synthetic insecticides can have a negative impact on humans and the environment. One alternative control that can be used is a vegetabl…
ABSTRACT The okra plant (Abelmoschus esculentus L) or better known as chickpeas, is thought to have originated in Southeast Asia, and has even been around for hundreds of years. An important factor in cultivation that supports the success of life and production of a plant is fertilization. This study aims to determine the interaction of tofu pulp compost dosage and pineapple peel liquid organi…
ABSTRACT Spodoptera frugiperda J. E. Smith are the main pests that are very damaging to corn plants. One way to control S. frugiperda pests is to use botanical insecticide papaya leaf (Carica papaya L.). This study aims to obtain a concentration of papaya leaf flour extract (Carica papaya L.) that is effective in controlling fall armyworm pests (Spodoptera frugiperda J. E. Smith). The research…
ABSTRACT Oil palm (Elaeis guineensis Jacq.) is the mainstay of the country's foreign exchange earner. The low productivity of oil palm is caused by genetic factors and has not implemented a good technical culture, namely the lack of knowledge of farmers, limited access to production inputs, and poor behavior of planters, it is necessary to improve the technical culture of the garden, one of th…
The productivity of upland rice in Riau province is relatively low compared to the national productivity of 3.3 tons.ha-1, because it is generally grown on sub-optimal land, especially Ultisol land. The study aimed to study and obtain the interaction of N, P and K fertilizer with synthetic zeolite on the growth and yield of upland rice (Oryza sativa L.) highest in Ultisol medium. The research w…
Palm oil mill effluent that has been processed in accordance with predetermined quality standards can be reused for oil palm land. This study aims to determine the effect of the application of palm oil mill effluent on the soil physical properties. The method used in this research is land survey. Sampling was carried out on land where palm oil mill effluent was applied, namely inside the flatbe…
The propagation of lemon plants through cuttings is more profitable, because it does not require special skills, and can produce plants that have properties like the parent. This study aims to determine the effect of the use of planting material and the best concentration of shallot solution between treatments, and to obtain the best concentration of shallot solution and planting material for t…
The aim of this research was to improve the growth disturbances of oil palm seedlings under water saturation stress under anoxia conditions by applying foliar fertilizers and growth regulators. This research was carried out at the Experimental Garden of the Faculty of Agriculture, Riau University, Bina Widya campus KM 12.5, Simpang Baru Village, Tampan District, Pekanbaru from July 2019 to Nove…
The purpose of this study was to determine the growth and production of severalvarieties of rice (Oryza sativa L.) at different groundwater levels. Thus providing a value for each variety that is able to adapt according to the applied groundwater level. This research was conducted in the school area of MTS Al Muttaqin Pekanbaru, Riau Province from February to June 2020. The field experiment use…
This study aims to see the effect of the interaction of lamtoro liquid organic fertilizer concentration and time interval of application, to determine the effect of the best concentration of lamtoro liquid organic fertilizer, to determine the effect of the best time interval giving of lamtoro liquid organic fertilizer and to determine the best combination of treatments for green okra plants. Th…
This study aims to determine the interaction of guano fertilizer and NPK fertilizer on the growth and yield of green okra. The research was conducted in factorial form arranged according to a randomized complete design (RCD) the first factor was the application of guano fertilizer (G) with 4 levels, namely G0: without guano fertilizer, G1: 6 t.ha-1, G2: 12 t.ha-1 , dan G3: 18 t.ha-1. The second…
Palm oil production in Riau province has is decreased. decreased production in PTPN V Sei Galuh reached 69% in the first year, TBM 2 and TBM 3 areas and caused death in young plants up to 20% of the land area. The purpose of this study was to obtain the best dose of CEP B. bassiana Vuill local in controlling Oryctes rhinoceros larvae in immature oil palm plantations in Sei Siasam, Rokan Hulu Re…
Red onion (Allium ascalonicum Linn.) are one of the most popular horticultural commodity plants, so they are widely consumed as cooking spices and as ingredients for traditional medicines. The main problem in onion cultivation is the attack of Plant Pest Organisms. The most important pest is the pest Spodoptera exigua Hubner. S. exigua attacks can cause yield loss of up to 100% if not controlle…
ABSTRACT This study aims to find out the effect of giving Trichoderma sp. And Gliocladium sp. single and consortium and get the best treatment in inhibiting Fusarium oxysporum which causes fusarium wilt disease in tomato plants. The study was conducted experimentally using a complete randomized design (RAL) consisting of 7 treatments and 4 repeats. The treatment tested were an isolate of the b…
ABSTRACT Upland rice productivity is still low because farmers still grow upland rice with poor care. Most upland rice is cultivated on marginal soils such as Ultisol. This soil contains low available P due to P fixation by Al and Fe. There are upland rice varieties that can compensate for the high Al content in Ultisol soils and neutralize Al in plants. The constraint of the lack of availabil…
ABSTRACT This study aims to selection and observe the antagonicity of endophytic fungi from nipah plants and to obtain the highest antagonicity of endophytic fungi which are potential as biological agents against G. boninense the cause of stem rot disease of oil palm plants. The study was conducted at the Laboratory Plant Protection, Faculty of Agriculture, Riau University. This study used exp…
ABSTRACT Sweet corn (Zea mays saccharata Sturt.) is one of the most widely cultivated horticultural commodities. Sweet corn is liked by the public because it has a sweet and delicious taste and is beneficial for health. This study aims to determine the interaction effect of offering Palm Oil Empty Bunch Compost and NPK fertilizer, single factor and getting the right dose for good growth and pr…