ABSTRACT This research aims to determine the effect of giving sludge and NPK fertilizer and to obtain the best combination dose of sludge and NPK fertilizer on the growth of oil palm seedlings in the main nursery. The research was conducted at Kebun Percobaan, Agriculture Faculty, University of Riau, Binawidya Campus Km 12,5, Simpang Baru sub-district, Tampan district, Pekanbaru, using complet…
ABSTRACT Long beans (Vigna sinensis L.) is a horticultural commodity. The main obstacle in the cultivation of long beans is the attack of the aphid Aphis craccivora Koch. This pest control can be done by using botanical insecticides, namely billygoat weed (Ageratum conyzoides L.) leaves. The aim of this research was to obtain the concentration of billygoat weed leaf powder extract (Ageratum con…
ABSTRACT This research aims to determine the interaction effect of guano and NPK fertilizers and to find the right combination to support the growth and production of eggplant (Solanum melongena L.). Research was carried out in the experimental garden of the Faculty of Agriculture, Riau University, from February to May 2021. This study was a factorial experiment using a completely randomized d…
ABSTRACT Soybean is one of the commodities that are very much processed by the people of Indonesia. Soybean production in Indonesia in recent years has tended to decline, so efforts can be made to increase the productivity of soybean plants. Efforts are made by planting soybeans on replanted land in oil palm plantations. The aim of the study was to determine the response of various soybean var…
ABSTRACT Sago liquid waste is 94% of the water produced from the sago processing that could pollute the environment. One of the biological treatments that can solve this problem is the use of mutualism symbiotic between the microalgae Chlorella sp. and agrobost with the addition of 5.000 lux constant light. The purpose of this research was to develop symbiotic technology for microalgae and…
ABSTRACT Palm oil after experienced post-flood resulted in a decrease in yield. This study aimed to determine the best combination of dolomite and potassium enriched fertilizer to increasing the yield of oil palm (Elaeis guineensis Jacq.) in post-flood land. This research was conducted experimentally using a completely randomized design consisting of 10 treatments with 3 replications. The para…
ABSTRACT Corn (Zea mays L.) is the main food source besides rice. The main pest that often attacks maize is Helicoverpa armigera. The attack of Helicoverpa armigera pest cause a decrease in maize production by up to 80%. Helicoverpa armigera pest can controlling with botanical insecticides, example papaya leaf (Carica papaya L.). The purpose of this research was to obtain an effective concentr…
ABSTRACT This study aims to determine the effect of the combination of NPK with rabbit urine liquid organic fertilizer and to obtain the best combination treatment of NPK and rabbit urine liquid organic fertilizer on the growth and production of shallots (Allium ascalonicum L.). This research was carried out at the Experimental Garden of the Faculty of Agriculture, Riau University from Septemb…
ABSTRACT This aims of this study to obtain the best concentration of the local fungus B. bassiana to control S. frugiperda J.E. Smith maize pests in Laboratory. The research was conducted at the Laboratory of plants pest, Fakulty of Agriculture, Riau University, Bina Widya street km 12.5. Simpang Baru village, Tampan district. Pekanbaru. This research was conducted from July to September 2021.…
ABSTRACT Lemon (Citrus limon L. Burm.f.) is a horticultural commodity that is well known by the public as a multipurpose fruit. The length of the cuttings and the long immersion with ZPT can increase the growth of lemon seedlings. This study aims to determine the effect of cutting length and immersion time with ZPT Indole Butyric Acid (IBA) on the growth of citrus limon (L) Burm.f. cuttings an…
ABSTRACT Palm oil is one of the main plantation commodities in Riau Province which gives high devisa contribution. However, during its to Riau and Indonesia growth there are several disturbances by disturbing organisms, one of which is pathogenic fungi Ganoderma boninense Pat. Controling method using endophytic fungi of areca plant which is in the same family as oil palm, has not been much exp…
ABSTRACT This study aims to obtain the best dosage of NPK 6-27-38 + TE for the growth of oil palm seedlings in peat medium. This research was conducted in the experimental field at the Faculty of Agriculture, University of Riau, Pekanbaru from June to October 2020. The experimental method used was a completely randomized design (completely randomized design) consisting of 4 treatments and 5 re…
ABSTRACT Sugar palm or palm tree (Arenga pinnata Merr) is a plant that produces industrial materials. Propagation of sugar palm plants can be done generatively using seeds. The problem in seed propagation is that it is not known what the best seed size has the potential to accelerate the process of seed germination and obtain quality seeds. This study aims to determine the effect of sugar …
ABSTRACT This study aims to examine the effect of the interaction between the application of organic matter from oil palm empty fruit bunches (OPEFB) with cellulolytic microbes and NPK fertilizers, as well as the main factors of each treatment on mung bean plants. This research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University from January to April 2022. T…
ABSTRACT This study aims to determine the effect of giving atonic with different concentrations on the germination of sugar palm seeds (Arenga pinnata Merrill.), and to obtain the best atonic concentration. This research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University, from January to 2022. This research was conducted experimentally using a Completely Ra…
ABSTRACT This research have purpose to know the impact of giving some medium to the shallots seed and determined the perfect medium to increased the red onion seed. This study was experiment research using compeletly randomized designed with the treatment of the types medium that is consisted of: Incepticol, Cocopeat and Rice Husk. The study was conducted with 4 treatments and until 5 repetiti…
ABSTRACT The red onion armyworm (Spodoptera exigua Hubner) is the main pest on shallot plants. Environmentally friendly control using botanical insecticides from Krinyuh Leaves (Eupatorium odoratum L.). This study aims to obtain an effective krinyuh leaf extract to control Spodoptera exigua. This research was conducted. The research was carried out at the Plant Pest Laboratory, Faculty of Agric…
ABSTRACT Aphids are a serious pest of red chile (Capsicum annuum L), a horticultural plant. The approach is to use integrated pest control, which is based on the types and numbers of pests found the chili plant habitat. The purpose of this study is to identify the kind and population of aphids on chili plants in the Village of Simpang Kanan, Simpang Kanan District Rokan Hilir Regency. From Mar…
ABSTRACT The research aims to determine the growth and yield of purple eggplants (Solanum melongena L.) with the application of vermicompost and NPK Mutiara in Ultisol. The research was conducted at Kebun Percobaan, Agriculture Faculty, University of Riau, Binawidya Campus Km 12,5, Simpang Baru sub-district, Tampan district, Pekanbaru, which used Completely Randomized Design as a method consis…
ABSTRACT This research aims to determine the interaction effect of vermicompost fertilizer and NPK, the single factor of each treatment, and to obtain the best combination of vermicompost fertilizer and NPK on the growth and production of soybean (Glycine max L). This research was conducted at the Experimental Garden of the Faculty of Agriculture, Riau University, from November 2020 to Februar…