ABSTRACT Soybean (Glycine max.) is one of the food crops that have an important role for the people of Indonesia after rice and corn. Soybean production in Indonesia tends to decline in recent years. One of the efforts that can be implemented is to increase crop productivity by planting soybeans on young oil palm plantations. This research is a split plot design (RPT) which consists of 2 factor…
ABSTRACT This study aimed to select and test the antagonistic activity of endophytic bacteria originating from cocoa plants that can control P. palmivora which causes fruit rot disease in cocoa in vitro and identification. The research has been carried out at the Plant Disease Laboratory, Faculty of Agriculture, Riau University. This research has been carried out using exploration, observation…
ABSTRACT This study aims to determine the effect of soaking the cuttings with various concentrations of coconut water and get the best treatment on the growth and development of cuttings. The study was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University, Pekanbaru from May to August 2021. This study used a completely randomized design with 12 treatments and 3 rep…
ABSTRACT Sugar palm (Arenga pinnata Merr.) is an industrial plant that has economic value and has the potential to be developed by the community because it has many benefits. Factors that support the growth of sugar palm in the nursery phase by understanding the environmental conditions growing by using shade and fertilization. This research aims to know the effect and determine the best NASA …
The multiplication of water guava plants through stem cuttings is more profitable, but has a problem, namely roots that are difficult to grow. The effort needed is by giving a growth regulator, namely Rootone-F. The function of this growth regulator is to stimulate root growth. This study aims to determine the effect of concentration, immersion time of Rootone-F and its interaction on the growt…
ABSTRACT This research aims to utilize Ultisol soil in increasing the growth and production of corn by improving the constraints on Ultisol soil, one of which is low pH and low organic matter. Application of compost for oil palm empty fruit bunches with cellulolytic bacteria is an alternative to improve the problem of Ultisol soil. This research was carried out in the experimental garden of th…
ABSTRACT The purpose of study is to know the effect of interaction of EFB ash and nitrogen fertilizer and main factor to performance aloe vera plant on peat soil and find the best combination of treatments that produces fresh weight of aloe vera (Aloe vera L.) for the first 4 months on peat soil. Studies using factorial trials 4 x 4 by 3 replication, with two factors of 4 level each, using a c…
ABSTRACT This study was aimed to produce Pakcoy (Brassica rapa L.) with better growth and production using Hydroponic system by applying combination of Nutrients AB Mix and fermented Paitan (Tithonia diversifolia (Hemsl.) A. Gray). The research has been implemented from November 2020 to December 2020 at a screen house of Technical Implementation Unit (UPT), Faculty of Agriculture, University o…
ABSTRACT Helicoverpa armigera is the main pest of Zea mays. Biological control using the Beauveria bassiana was effective in controlling H. armigera. B. bassiana can be made in the form of a flour formulation by adding a carrier material, namely bran flour. The purpose of this study was to obtain the best amount of bran flour as a carrier in the formulation local B. bassiana flour and included…
ABSTRACT The research was aimed to see the effect interaction of giving tofu dregs compost and NPK fertilizeras well as the single factor effect of tofu waste compost and NPK fertilizer and to get the right dose on the highest growth and production of purple eggplant. The research was conducted at Experimental Garden, Faculty of Agriculture, Riau University, Pekanbaru. The research was conduct…
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…