The productivity of sweet corn in Riau is relatively low, ranging form 5,5 – 8,5 t.ha-1, while its production potential reaches 18 – 25 t.ha-1. Cultivation currently relies on inorganic fertilizers which can have a negative impact on the environment so it is necessary to reduce the use of trichocompost of rice straw with the aim of getting the best dosage for the growth and production of sw…
Upper stem rot (USR) is one of diseases that are a problem in oil palm cultivation and disrupt growth and reduce the production of fresh fruit bunches. This research was conducted to determine the chitinase activities production of Trichoderma virens LBKURCC71 and LBKURCC85 endophytic and it’s potential as biological agents of upper stem rot disease in oil palm caused by Ganoderma sp. qualita…
This research was conducted to determine if irradiation of gamma ray on soybean seed may alter variability of M1 population of Detam-1 variety and to obtain more suitable dosage in accessing phenotypic diversity of Detam-1 variety. Selected seed with the germination rate of more than 90% was irradiated at the BATAN Isotop Laboratory in Jakarta on April 2018 and evaluation of M1 generation was e…
The study aims was determine the effect of chicken manure and spacing, and to obstain interaction the best doses of chicken manure and spacing for growth and production of shallots. This research has been carried in Experimental Station Faculty of Agriculture University of Riau from October 2017 to January 2018. This research was conducted in a factorial which was arranged in a complete randomi…
The research aim is to study the effect of application of rice straw trichocompost on the growth and yield of pakcoy. This research was conducted in experimental garden of agriculture faculty , Universitas Riau from January to March 2019. The experiment used a Completely Randomized Design (CRD), the treatment is rice straw trichocompost (RST) consisting of 5 level (0, 5, 10, 15 and 20 t RST/ ha…
Soybean is one of the most popular agricultural commodities in Indonesia, but the production of soybean in Riau is still low, therefore it is necessary to do an agricultural extensification efforts in the form of marginal land development. The research aim to determine the effect and get the best dose of Arbuscular Mycorrhizal Fungi (AMF) in Ultisol medium for increasing the growth and yield of…
The purpose of this research was to determine the effect of the mixture of palm oil empty fruit bunch and the feces of hornet beetle larvae (Oryctes rhinoceros L.) on the physical properties changes of Ultisol soil in the circle area of palm oil (Elaeis guineensis Jacq.). This research was conducted at PTPN V Sei Galuh Kampar Regency and at the Soil Science Laboratory, Faculty of Agriculture, R…
This research aims to determine the effect of interaction media and urea fertilizer to aloe vera growth and get the combination of fertilizer. This research was applied at agriculture Experimental Station of Agricultural Faculty Riau University. This research for 3 monts start from Februari and finish at May 2018. This is are experiment research by using Completely Randomized Desaign (CRD) con…
The aim of this study is to determine the way in which water management and rice cultivation techniques are carried out in tidal land. This study uses a survey method and interviews with rice farmers in Sanglar Village, Reteh Regency, Indragiri Hilir Regency. Farmers 'respondents were collected by means of targeted sampling based on the location of farmers' groups downstream, in the middle and …
Soybean is one of the main needs and sources of vegetable protein for Indonesian. National needs of soybean continue to increase in line with the increase of population, but soybean production has not been able to meet national needs. Therefore, efforts need to be made to increase soybean production by utilizing marginal land with using arbuscular mycorrhizal fungi and biochar. The aim of this…
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…