The research aims to determine the effective concentration of Chromolaena odorata L. leaf powder extract on the mortality of laboratory-reared fall armyworm (Spodoptera frugiperda). The study was conducted at the Plant Pest Laboratory, Faculty of Agriculture, University of Riau, Bina Widya Campus KM 12.5, Pekanbaru, from January to March 2024. The experiment followed a completely randomized des…
Oil palm is one of the plantation commodities that has an important role in economic activities in Riau Province and in Indonesia. because it produces edible oil that is needed by the industrial sector. Riau Province in 2022, still the largest palm oil producing province in Indonesia. However, there are still obstacles in oil palm cultivation. Factors that hinder oil palm cultivation include th…
The area of smallholder oil palm plantations in Indonesia in 2019 reached 5.89 million. The average productivity of smallholder oil palm is relatively low, namely around 16 ton of fresh fruit bunches (FFB) ha-1 year-1. This is an indication for oil palm farmers to find planting patterns that can increase income, such as intercropping or intercropping. One of the plants that has the potential to…
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). This pest control can be done by using vegetable insecticides from noni leaf (Morinda citrifolia L.). This study aims to obtain a concentration of noni leaf ext…
Sansevieria macrophylla is one of the ornamental plants that has the economic potential to be cultived in Indonesia. Applying in-vitro culture to the sansevieria plants propogation which is enables the production of several superior new plants in a short amount of time. In-vitro propogation of Sansevieria uses explant from different size explant, along with addition of BAP and NAA to the cultur…
Siam lime in Riau is still not widely cultivated on a large scale, and the cultivated plants also do not meet the standards of quality plants. The purpose of this research is to study the effect of soaking duration in shallot extract and to determine the best soaking duration for the growth of siam lime (Citrus nobilis Lour) cuttings. This research was conducted at the Experimental Garden of th…
The availability of lime seedlings in Riau is insufficient to meet market demand, with many limes from outside Riau being traded. Therefore, it is necessary to expand lime cultivation in Riau, specifically in Pekanbaru. Quality seedlings can be obtained by using vegetative propagation methods such as cuttings. The use of the original cutting material and natural Plant Growth Regulators (PGRs) i…
Callosobruchus chinensis L. is pest of green bean in storage. C. chinensis pest control is usually performed using synthetic insecticides, however the unwise of them use can cause negative impacts to humans and the agricultural environment, then necessitating alternative insecticides that are safer and environmentally friendly such as Peperomia pellucida L.. The aim of this research is to find …
Sansevieria is a horticultural plant which is included in the ornamental plant group. One of the problems that is often encountered is that the availability of top soil as the main medium for plant cultivation has decreased due to certain factors. An alternative that can be done is to use unlicensed gold mining soil (PETI) combined with empty fruit bunches (EFB) compost and husk charcoal. One w…
Bitter melon (Momordica charantia L.) is a horticultural crop grouped as a fruit vegetable crop that is widely used in various dishes and is much favored by the public because it has many benefits, high nutritional content and also has a high selling value in the market. Cultivation of bitter melon is only carried out in small quantities in yard and moor land. Efforts can be made to increase bi…
Corn (Zea mays) is one of the staples produced in Indonesia and makes a significant contribution to increasing national economic growth. Borer pest Helicoverpa armigera Hubn. is the most damaging borer pest on corn plants. Attack of H. armigera Hubn. larvae it usually occurs in the dry season and causes a decrease in corn production by up to 80%.The continuous use of chemical pesticides can cau…
Sansevieria (Sansevieria macrophylla) or more commonly known as the tongue-in-law plant is one of the horticultural plants that is widely cultivated as an ornamental plant. The use of unlicensed gold mining (UGM) soil combined with several organic materials such as husk charcoal and composted Empty Fruit Bunches (EFB) of palm oil is expected to be a good alternative planting medium and combined…
The purpose of this research was to determine the effect of giving natural PGRs on the growth of Siamese orange plant cuttings and to obtain natural PGRs with the best growth in Siamese orange plant cuttings. The research was conducted at the Siam Kuok orange plantation at km 20, Pekanbaru – West Sumatra provincial highway, Salo District, Kampar Regency. The research was carried out for three…
Fusarium wilt is a disease of shallot plants caused by the fungus Fusarium oxysporum. The symptoms of fusarium wilt disease are plants wilting more quickly, leaves twisting, plant roots rotting and whitish fungal colonies visible on the tubers. Fusarium wilt disease can cause a decrease in production, so appropriate and environmentally friendly control is needed. Noni fruit is known to inhibit …
Sweet potato productivity in Riau Province is relatively low despite high market demand. This study aimed to determine the effect of coconut husk charcoal application and identify the optimal dosage on the growth and yield of sweet potato plants. The research was conducted at the Experimental Garden of the Faculty of Agriculture, University of Riau. The experiment was arranged in a completely r…
Corn is one of the third most important food commodities after rice and wheat. Efforts to increase corn production are still hampered by problems in crop cultivation such as attacks by fall armyworm pests (Spodoptera frugiferda J. E. Smith.). Attacks by the pest S. frugiperda result in yield losses of up to 15 - 73%, if the plant population affected is 55 - 100%. Pest control efforts in plant c…
The purpose of this study is to determine the effect of fermented cow urine application on the growth and yield of mustard greens, to compare the nutrient content of cow urine and AB mix on the growth and yield of mustard greens, and to obtain the best concentration of fermented cow urine for the growth and yield of mustard greens in a hydroponic system. The research was conducted at the experi…
Shallots productivity in Riau Province is relatively as low due because the planting area is marginal and the soil fertility is low. This research aims to determine the interaction effect of giving cow manure and NPK fertilizer and their respective effects on the growth and production of shallots from seeds. The study was conducted at the experimental garden of the Faculty of Agriculture, Unive…
Corn (Zea mays L.) is a food crop commodity that has experienced a decline in production due to attacks by Spodoptera frugiperda J.E. Smith. Jengkol leaves (Pithecellobium lobatum Benth.) can be used as a botanical pesticide to control pests. The aim of the research is to obtain a concentration of jengkol leaf extract that is effective in controlling fall armyworms (S. frugiperda) in the labora…
Cucumber is one of the fruit-producing horticultural plants that is quite favored by the community, because it has many benefits and is processed into food ingredients. Cucumber is consumed in fresh form as a vegetable, dessert or thirst quencher, cosmetic ingredient and maintains body health or treatment of several types of diseases. The research was conducted in the form of a factorial experi…