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…
ABSTRACT Corn (Zea mays L.) is a type of seed plant that is used as food, feed, industrial raw materials and others. The main problem in maize cultivation is the attack of Spodoptera frugiperda J. E. Smith. insecticide Japanese papaya (Cnidoscolus aconitifolius I.M. Johnst.) can be an alternative for controlling S. frugiperda in a safe way. The purpose of this study was to obtain an effective …
ABSTRACT Corn (Zea mays L.) is a food crop that contains carbohydrates besides rice and wheat. The new pest Spodoptera fugiperda J. E. Smith attack on maize plantations in Indonesia was able to cause yield losses of 15 – 73%. The control of larvae S. frugiperda can be done by using botanical pesticides, namely sea mango leaves (Cerbera manghas L.). The aim of this research was to get an effe…
ABSTRACT Whitefly (Bemisia tabaci Genn.) is a highly polyphagous pest that attacks various types of plants, including ornamental plants, vegetables, and fruits. The way to reduce the impact of whitefly pests is to use vegetable pesticides, one of which is papaya leaves. This study aimed to obtain an effective concentration of papaya leaf extract in controlling whitefly pests (Bemisia tabaci Ge…
ABSTRACT Red ginger is a multifunction herbal plant. The many functions of red ging er that can be utilized have led to an increase in demand for red ginger. Production of red ginger in Riau Province in the last four years has decreased so that the dem and for red ginger has not been fulfilled. Efforts that can be made to increase red g inger production are by providing nutrients through f…
ABSTRACT This study aimed to determine the interaction between soybean litter compost and NPK fertilizer on Inceptisol (Dystrudepts) on the growth and yield of soybean plants and to obtain the best dose. This research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University, from January to May 2021. This research was conducted experimentally using a factorial Co…
ABSTRACT Corn is one of the cereal crops that has economic value and has the opportunity to be developed. Apart from being used as a food source by the community, corn can also be used as a source of feed because it contains carbohydrates and protein. One of the factors that affect the production of corn is pest attack. This was caused by the attack of pests on maize, namely Fall Armyworm (Spo…
ABSTRACT Corn (Zea mays L.) is one of the most important food crops in the world after rice and wheat. Efforts to increase corn production in Indonesia have various problems, one of which is the attack of armyworms maize (Spodoptera frugiperda J. E Smith). This pest control can be done by using vegetable insecticides from forest betel leaf (Piper aduncum L.). This study aims to obtain a concen…
ABSTRACT This study aims to determine the interaction of OPEFB compost and NPK fertilizer, single factor OPEFB compost, single factor NPK fertilizer on okra plant growth and yield and to obtain the best dose of OPEFB compost and NPK fertilizer.This research was conducted at the experimental garden of the Faculty of Agriculture, University of Riau in Maret-Juni 2020 in the form of experiments mu…
ABSTRACT Oil palm cultivation is done mostly on acid mineral soil. Acid mineral soil have several problems such as low pH, saturation of Al and Fe, minimal nutrients and low C-Organic levels. This condition will affect the life of earthworms which are very dependent on their habitat. This study aims to determine the type and population density of earthworms that live under oil palm stands on d…