The research was aimed to determine the effect of some concentrations of Pseudomonad fluorescens and get the best concentration in inducing the resistance of rubber tree seedling from white rot fungus caused by Rigidoporus microporus. The research was conducted at Laboratory of Plant Protection and Experimental Garden of Agriculture Faculty, Universities Riau from January to April 2019. The res…
Soybean (Glycine max (L.) Merril) is a type of food that has high nutrition, so it is consumed by many people. The need for soybeans in Indonesia increases every year, while Indonesia's soybean production is not enough to cover soybean needs in Indonesia. This study aims to determine the effect of Organo Triba fertilizer supplemented with half the dose of NPK and get the best dosage for growth …
ABSTRACT The research aims to determine the impact of interaction between biofertilizer and N, P, K fertilizer along with the best dosage of biofertilizer and N, P, K fertilizer in increasing growth and yield of red chili. The research was conducted at Experimental Garden of Agriculture Faculty, University of Riau, as long as four months from June to October 2018. The research was done using a…
Palm oil (Elaeis guineensis Jacq.) is one type of plantation that occupies the most important position in the agricultural sector, this is because oil palm is able to produce the largest economic value per hectare compared to other oil-producing or fat plants. Indonesia has a great opportunity to develop oil palm plantations, one of the provinces that is the center of oil palm development in In…
This research aims to determine the response of three palm oil varieties (Elaeis guineensis Jacq.) in the main nursery on giving of several volumes of water. This research was conducted with factorial experimental methods arranged according to a Completely Randomized Design (CRD), this research consisted of 2 factors, namely: Factor I = Palm oil Varieties, V1: varieties Marihat, V2: varieties T…
Sweet corn is one of the most popular agricultural commodities in Indonesia, but the production of sweet corn in Riau is still low, therefore it is necessary to do an agricultural extensification efforts in the form of marginal land development.The aim of this study was to determine the effect of biochar and arbuscular mycorrhizal fungus (AMF) and the main effect of these two factors and get th…
This research aims to determine the morphological characteristics of palm oil as the ripe indicator of fruit harvesting. This research was conducted by survey method of 60 anthesis fruit bunches on the same day randomly selected from 7-year-old trees, then artificially pollinated. Observations began on days 115 to 185 after pollination (HSP) at 5 days intervals. The results showed that: Determi…
Mung bean is a commodity which the content is in the third place after soybeans and peanuts. Callosobruchus chinensis L. is warehouse pest that attacks mung beans. The control of Callosobruchus chinensis L generally uses synthetic insecticides. The use of synthetic insecticides that are not wise can have various negative impacts, therefore botanical insecticides is used as safer alternative con…
The research aims to study the effect of combination of LCC Mucuna sp. and earthworms Pontoscolex sp. and to obtain the best combination treatment on physical changes of the inceptisol at the plam plantation. The experiment has been conducted at the experimental farm of the Faculty of Agriculture University of Riau, Pekanbaru from Februari to Juni 2018. The experimental unit was arranged in a c…
Application of various synthetic insecticides to control fire caterpillar pest Setora nitens on palm oil plantation has negative impact on predator Eocanthecona furcellata, the natural enemy of fire caterpillar pest Setora nitens. profenofos deltamethrin and cypermethrin insecticides have negative effect because they can reduce population of predator Eocanthecona furcellata. The research was c…
Seed productivity of soybean in Indonesia is still low, so it is necessary to expand soybean production land. Riau Province has extensive peatland and can be used for agricultural land. Peatlands have a low pH and little availability of nutrients for plant. The addition of kirinyuh compost is needed accompanied by phosphorus fertilizer. This research was conducted at the Experimental Garden of …
The objective of this research aims to determine phenotypic performance and variability of M1 generation of Dega 1 soybean variety after irradiated seed by gamma ray radiation and get suitable rate of the mutagen to obtain genetic variability. Irradiation by gamma ray to the seed of Dega 1was established in the Laboratory of Badan Tenaga Atom Nasional, Jakarta while phenotypic observation was …
This study aims to determine the interaction of giving effect oil palm empty bunch (OPEFB) ash and biochar to the leaching of soluble organic carbon and the growth of oil palm seedlings on the peat medium. This research was a 3x3 factorial experiment arranged in a Completely Randomized Design (CRD). The first factor was OPEFB ash consisting of 3 levels (without, 2.5 and 5 ton.ha-1 OPEFB ash),…
Setothosea asigna van Eecke is the main pest of palm oil plants. The use of synthetic insecticides can have a negative impact, therefore an environment friendly alternative which is the bioinsecticides such as tembelekan (Lantana camara L.) can be use instead. This research aim to determine the best concentration of tembelekan leaf extract in controlling the larvae S. asigna of palm oil seeds. …
The research aims to find out the effect of rhinoceros beetles larvae feces (Oryctes rhinoceros) and get the best dosage on growth of palm oil (Elaeis guineensis Jacq) in preproduced-1. This research was conducted at palm oil plantation of PTPN V Sei Galuh Pantai Cermin Village, Tapung District, Kampar Regency, Riau Province, that was arrange completely randomized design (RAL) non-factorial wi…
This research aims to determine the effect of several organic materials and obtain good organic material for the growth of cocoa seeds. The research was conducted in the experimental farm of the Faculty of Agriculture, University of Riau, starting from November 1, 2018 to February 28, 2019. This research used a completely randomized design (CRD) with 4 treatments and 5 replications so that it c…
This study aims to identify the external factors of the P3A group production unit affecting the off succes agricultur bisnis of tidal rice fields in Indragiri Hilir Regency and analyze the relationship of external factors of the P3A group as a production unit to support the success of tidal rice farming in Indragiri Hilir Regency . Research has been carried out in Indragiri Hilir Regency. Thi…
This research aims to determine the effect Guano dan NPK fertilizer for the get interaction application Guano and NPK fertilizer for the growth and result of shallot (Allium ascalonicum L.). This research was applied at Agriculture Experiment Station of Agriculture Faculty, University of Riau, Pekanbaru City. This research start from January to March 2019. This is are experiment researh by us…
The efforts of increasing growth, development and productivity of red onion through fertilization. Organic and inorganic fertilizers are used. This combination of fertilizers is expected to increase the growth of shallots, because the functions as a nutrient source and it is able to improve the physical and biological properties of the land. The study was conducted on the experimental field of …
Okra is a type of high nutritious vegetable which, if consumed regularly, can prevent various diseases. The elongated and widening okra leaves cause the leaves located under the shade and are not exposed to sunlight, so the lower leaves become photosynthate competitors between the lower leaves and the fruit. To fulfillment of nutrient needs of okra plants can utilize organic material in the for…