ABSTRACT This research aims to determine the best combination of NPK fertilizer with tilapia waste liquid organic fertilizer to the growth of oil palm seeds. This research was conducted at Experimental Garden, Agriculture Faculty, University of Riau, Pekanbaru. The research was conducted from May to September 2019. This research was conducted experimentally using a completely randomized d…
ABSTRACT Pod-sucking pest (Riptortus linearis) is the main pests of soybean plant. Safe and environmentally friendly control is the use of botanical insecticides from tuba plant (Derris elliptica). This study aims to obtain the effective concentration of tuba root extract powder (Derris elliptica) to control pod-sucking pests (Riptortus linearis) in soybean plant. This research was conduct…
ABSTRACT The okra vegetable commodities are highly nutritious so that it can be consumed and cultivated, but the production of Okra crops are still low because of the decline in soil fertility in tropical areas. Soil Status of tropical areas is generally poor nutrients such as the land of inceptisol. The organic material that can increase the growth of crops such as vermicompost fertilizer…
ABSTRACT The purpose of this research was to determine the genotypic performance genetic variance and heritability of the traits associated with the yield components in several F4 lines obtained from crossing between Grobogan x KM14 and KM25. Materials used in this study were 23 genotypes consisting of 20 lines originated after selecting individual plant at the F3 generation and three pare…
ABSTRACT This study aims to determine the effect of giving the water hyacinth compost to the growth and production of mustard plants, and get the best dose of water hyacinth compost for the growth and production of mustard plants. This research is a non-factorial experiment arranged according to a Completely Randomized Design (CRD) consisting of 6 levels, namely: E0 = Without the applicati…
ABSTRACT This study aims to determine the agronomic properties of the F6 generation of soybean plants from crossing Grobogan and KM25. A total of 12 genotypes consisting of 10 F6 lines and 2 parents were planted in the experimental garden of the UPT Faculty of Agriculture, Riau University in Pekanbaru. Each genotype was planted on a plot with a size of 300 cm X 200 cm with a spacing of 40 …
ABSTRACT This research aims to find out the interaction effect of gibberellin and potassium fertilizer doses, the effect potassium fertilizer doses at various gibberellin concentrations, gibberellin concentrations at various potassium fertilizer doses, the main effect of gibberellin and potassium fertilizer which is better for growth and the production of shallot plant. The research was co…
ABSTRACT The cultivation of lettuce floating system peat swamps with different media compositions given with urea has never been studied. The aim of this study was to determine the interaction between medium composition and the dose of urea which produces best lettuce (Lactuca sativa L.) growth and yield on peat swamp floating cultivation. The research used 4×4 factorial in completely ran…
ABSTRACT This study aims to test the bio-fertilizer formulation with Bacillus cereus bioactivator and to obtain the best bio-fertilizer formulation for the growth and yield of upland rice (Oryza sativa L.) in peat medium. The research was conducted in the experimental garden and Soil Science Laboratory, Faculty of Agriculture, University of Riau from July to October 2018. The study was car…
ABSTRACT Riau is a lowland rice producing province. One of the pests that can reduce the productivity of lowland rice is the golden snail (Pomacea canaliculata L.). The solution for controlling pests of golden snail (P.canaliculata L.).Uses environmentally friendly control techniques, namely botanical pesticides of gadung tubers. This study aims to obtain a concentration of the extract of …
ABSTRACT Conopomorpha cramerella Snellen. is one of the main pests of the cocoa plant, control commonly used is synthetic chemical insecticides, however, its continuous use can cause pest resistance, so alternative control is needed, one of which is a botanical insecticide for forest betel fruit. This research was conducted in smallholder cocoa plantation in Koto Tuo village, Sungai Tarab …
ABSTRACT This research aims to obtain a concentration of soursop leaf flour extract which is effective to control the larvae of Oryctes rhinoceros L. The research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, Riau University. The research was conducted for two months from April 2019 to May 2019. The research was conducted experimentally using a completely randomized d…
ABSTRACT The research aimed to determine the growth and yield of chili by combination of types of organic matter with different application methods in peat soil. The research was conducted at the Experimental Garden of the Faculty of Agriculture Universitas Riau from December 2018 to April 2019. This research used an experimental method with Completely Randomized Design (CRD) with single …
ABSTRACK Oil palm (Elaeis guineensis Jacq. L) is a very important plantation crop. Pests, especially rhinoceros beetle (Oryctes rhinoceros L.), are the main constraints in their cultivation. The solution offered is to use the biological agent Baculovirus oryctes. The aim of this study was to obtain a better concentration of local Baculovirus oryctes to control Oryctes rhonoceros L. larvae …
ABSTRACT Oryctes rhinoceros pest is one of the main pests in palm oil plantations.Biological control with Metharizium anisopliae has great potential for controlling O. rhinoceros larvae in organic matter. M. anisopliae should be given to compost media (metankos). This study aims to obtain the best compostable organic material for the development of M. anisopliae approved by its pathogenicit…
ABSTRACT This study aims to determine the best combination of NPK and liquid organic fertilizer from tilapia waste on the growth of cocoa seeds (Theobroma cacao L.). This research was conducted at Experimental Garden, Faculty of Agriculture, University of Riau, Pekanbaru. This research was conducted from April 2019 to August 2019. The treatments used were 12.48 g Kg- 1 soil NPK fertilizer…
Callosobruchus chinensis L. is a pest that can damage and reduce the quality of mung bean seeds in storage. Pest control can be done using botanical insecticide babadotan plants (Ageratum conyzoidez L.). The aim of this research was to get a effective concentration of babadotan leaf flour against of C. chinensis in the storage. The research was conducted at the Plant Pest Laboratory, Faculty of…
The aim of this study was to determine the interaction on concentration and time interval for giving organic fertilizer and get the best treatment comnination on growth and production of shallot. The study was conducted in faculty of Agriculture Experiment station from february to April 2020 using a randomized block design consisting of two factors and 3 replications. The first factor is t…
Seedborne diseases on peanut seeds can be controlled by using plant leaf extracts which applied by seed treatment. The plants leaf used, such as: sambiloto leaves extract, bay leaves extract, basil leaves extract and guava leaves extract. The aim of this research is to study the effect of application several plants leaf extract and obtain the best extract to control seedborne fungal pathoge…
ABSTRACT The research aim to study the change of ultisol soil chemical properties after crop upland rice (Oryza sativa L.) that applied biochar from agricultural waste as rice husk and shell of coconut. The research was conducted at Agricultural Faculty Experimental Unit and soil laboratory, university of riau, pekanbaru city. The research was conducted experimentally with a completely ra…