ABSTRACT Spodoptera litura Fab. is a pest that attacks corn plants in the vegetative and generative phases. According to research, S. litura can cause up to 85% damage if S. litura not controlled and cause crop failure. The part of the gadung plant that is utilized as a botanical insecticide is the gadung bulb. This study aims to obtain an effective concentration of gadung tuber extract to con…
ABSTRACT The purpose of this study is to identify the fungus that causes the shallot moler disease in Rumbai Bukit, Rumbai subdistrict, Pekanbaru, as well as to test and obtain chitosan concentrations that are more capable to inhibiting the growth of the F. oxysporum cause of moler disease in shallots. Both experiment and observation were used in this study. Observational investigation, namely…
ABSTRACT Red onion productivity in Indonesia, especially in Riau province, is still low, mainly due to environmental factors. One of the factors that determine red onion plant production is water availability. Water availability for shallot growth can be increased through the application of organic materials, one of which is cow manure. This study aims to determine the response of the interact…
ABSTRACT This study aims to determine the population density of earthworms in smallholder rubber and upland rice plantations. This research was conducted in Pulau Payung Village, Kampar District in smallholder rubber and upland rice fields. This research was conducted from November to Januari 2021. Determining where to take soil samples using purposive method. Soil sampling was carried out…
ABSTRACT Jengkol is a typical plant from the Southeast Asian region, especially in Indonesia which has spread the various parts of Indonesia. The part of jengkol plant can be use as a vegetable pesticide is the jengkol peel. Jengkol peel contains alkaloids, saponins, flavonoids, and tannins. The aim of this study was to obtain an effective concentration of jengkol peel extract to control Spodo…
ABSTRACT Planting media factor in nursery needs to be considered because it affects the success of the nursery. The research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University. This research is a factorial experiment consisting of 2 factors, namely: First factor: Treatment of TKKS compost consists of 4 levels: K0 : Without TKKS Compost Fertilizer, K1: 30 g.…
ABSTRACT The entomopathogenic fungus Beauveria sp. has a fairly wide host range and has a high level of virulence against the target pest. Beauveria sp. infects pest trought the cuticle by producing secondary metabolites and toxins that can accelerate the destruction of the target pest cuticle. This research aims to obtain the concentration of the local isolate Beauveria sp. which is effective…
ABSTRACT This study aims to determine the influence of planting media and chicken manure on the growth and yield of red ginger plants and get the best combination and find out the factors of planting media and manure factors on the growth and yield of red ginger plants on the growth of red ginger plants. The study was conducted in the form of an experiment with a factorial complete randomized …
ABSTRACT This research aims to determine the effect of the interaction between vermicompost and urea fertilizer, as well as knowing the best dose of each single factor on the growth and production of kailan (Brassica oleracea L.) in Ultisol media. This research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University, from February to March 2023. This research is …
ABSTRACT This study aims to obtain the type of endophytic Trichoderma virens consortium substrate from oil palm to control Ganoderma boninense that causes basal stem rot (BSR) disease in oil palm main nurseries. This research was carried out at the Experimental Garden and Laboratory of Plant Disease Faculty of Agiculture, Riau University from April-November 2021. This research is an advanc…
ABSTRACT The research was conducted at the Experimental Farm of Faculty of Agriculture, Riau University, Binawidya Campus km 12.5, Binawidya Village, Binawidya District, Pekanbaru City. This research has been conducted for 3 months starting from February to May 2023. This study used a completely randomized design (CRD) consisting of 2 factors, namely: First factor: Treatment of Chicken Manure …
ABSTRACT This study aims to identify the effect of fertilizer interaction kascing and NPK, as well as fertilizer single factor Kascing and NPK on the growth of upland rice plants and get the best treatment. This research was carried out at the Experimental Garden of the Faculty of Agriculture, University of Riau, Jalan Bina Widya km 12.5 Pekanbaru. The study was conducted from March 2023 to Ju…
ABSTRACT Rice plants are rice producing food plants. One of the pests that can reduce rice productivity is golden snail (Pomacea canaliculata L). The solution for controlling the golden snail (Pomacea canaliculata L.) use vegetable molluscicides of jengkol skin. This study aims to obtain a concentration of jengkol skin extract (Pithecellobium lobatum Benth.) which is effective in control golde…
ABSTRACT Microgreens are a type of vegetable that is in great demand and is a favourite among people who are health conscious, because it contains natural antioxidant compounds that are good for the body's consumption. Microgreens cultivation technique is one of the solutions in utilising minimal land limitations and can be a business field for urban communities because it does not require a l…
ABSTRACT This study aims to find out the antagonistic potential of several biological agents to act as a bio-control against pathogenic fungi Lasiodiplodia sp. causing fruit rot disease of wax apple (Syzygium semarangense). The study was conducted experimentally using a complete randomized design (RAL) consisting of 5 treatments and repeated 5 times. The treatments used in the experiment were …
ABSTRACT Sansevieria or tongue-in-law from the Agavaceae family is an ornamental plant that can be used as fiber material, medicinal plants and can absorb air pollution or harmful chemical compounds such as formaldehyde, benzene and trichloroethylene. The many benefits contained in Sansevieria cause the demand for this plant to be high, but the growth period of this plant is relatively slow so…
ABSTRACT One of the important diseases in coconut plants is coconut root rot disease caused by Phytophthora palmivora Butler which can cause the fall of young fruit and death of the plant. The high potential loss caused by P. palmivora Butler infection requires a good control method. Several control methods that have been implemented are the use of synthetic pesticides, environmental sanitatio…
ABSTRACT This research aims to select and test endophytic fungi isolates from tomato plants with high antagonistic activity against Fusarium oxysporum, the causal agent of fusarium wilt disease. The research was conducted from November 2020 to February 2021 at the Plant Disease Laboratory, Faculty of Agriculture, University of Riau. The research involved exploration methods (isolation and purif…
ABSTRACT Peanut (Arachis hypogaea L.) is an important food commodity in Indonesia. The low production of peanuts in Riau Province has not been able to meet the people's need for peanuts. According to the Riau Province Food Crops Service (2022) the need for peanuts in Riau Province in 2019 is 8,516 tons, in 2020 the need for peanuts is 7,390 tons and in 2021 the need for peanuts is 6,474 tons. …
ABSTRACT Sansevieria downsii is a biodiversity that has the potential as an ornamental plant and medicinal plant. S. downsii can be maintained indoors and outdoors. S. downsii also has potential in the industrial sector and is able to absorb chemical pollutants in the environment. These various benefits require plant multiplication S. downsii however, conventional propagation by leaf cuttings …