Zobrazeno 1 - 10
of 70
pro vyhledávání: '"DJOKO PRIJONO"'
Publikováno v:
Jurnal Entomologi Indonesia, Vol 20, Iss 3, Pp 247-257 (2024)
The cabbage crop caterpillar, Crocidolomia pavonana, that can be very damaging to Brassicaceae plants in Indonesia, particularly in the Cianjur Regency. Farmers in the area have been using synthetic insecticides like emamectin benzoate to control thi
Externí odkaz:
https://doaj.org/article/7ee7e6eccd894297bf89fa7a81cece97
Autor:
Ade Syahputra, Mustopha Ahad, Abdurakhman Abdurakhman, Joni Hidayat, Djoko Prijono, Indah Arastuti Nasution
Publikováno v:
Jurnal Entomologi Indonesia, Vol 17, Iss 1 (2020)
Salah satu tindakan perlakuan karantina yang diakui oleh lembaga internasional dan aman bagi konsumen adalah penggunaan iradiasi sinar gamma pada dosis yang direkomendasikan. Tujuan penelitian ini adalah menguji keefektifan dosis generik iradiasi sin
Externí odkaz:
https://doaj.org/article/9b2427f950d548e1972864de7f03f819
Publikováno v:
Jurnal Hama dan Penyakit Tumbuhan Tropika, Vol 16, Iss 1, Pp 71-81 (2016)
Susceptibility of the rice brown planthopper (Nilaparvata lugens) from six locations in Java to three insecticides. The rice brown planthopper (BPH), Nilaparvata lugens (Stål) (Hemiptera: Delphacidae), is one of the important rice pests in Indonesia
Externí odkaz:
https://doaj.org/article/d19c8cd60e3c49ed9d0a6fd3c8fac56e
Publikováno v:
Jurnal Entomologi Indonesia, Vol 15, Iss 1 (2018)
Control of Plutella xylostella L. can be done both biologically and chemically. Biological control is generally done by utilizing plant extracts to kill insect pests. This study aims to determine the effect of the extract of seeds on the mortality an
Externí odkaz:
https://doaj.org/article/7f419ee5c3314f2798670918da25c1da
Publikováno v:
Jurnal Entomologi Indonesia, Vol 7, Iss 1, Pp 9-27 (2015)
An examination of insect resistance was determined by several steps, i.e. standard sensitivity, resistance diagnosis, and determination of resistance level. Each phase was tested with feeding and residue contact methods at glass tube. Resistance rati
Externí odkaz:
https://doaj.org/article/90ddca395a6346c18c63e60df91cb6ec
Autor:
Edy Syahputra, Djoko Prijono
Publikováno v:
Jurnal Entomologi Indonesia, Vol 5, Iss 2 (2017)
One option to lessen the problems arising from the use of synthetic insecticides is to exploit plants that have insecticidal activities, such as species of Calophyllum(Clusiaceae). The study has been conducted to prepare insecticidal formulation from
Externí odkaz:
https://doaj.org/article/bc2a2692122b4f39b75ef245db2a5ed2
Autor:
Purnama Hidayat, Djoko Prijono
Publikováno v:
Jurnal Entomologi Indonesia, Vol 3, Iss 1 (2017)
Soil samples were collected from each plot at the two field sites at 0, 1, 3, and 5 months after planting, and at one-month intervals after harvest for three months. Soil suspension from each sample was mixed with agar based diet (1 g soil/20 ml soil
Externí odkaz:
https://doaj.org/article/9e10fba9686b484b9140308c13fe14d3
Autor:
Lucy Yuswanti, Djoko Prijono
Publikováno v:
Jurnal Hama dan Penyakit Tumbuhan Tropika, Vol 4, Iss 1, Pp 1-7 (2014)
Effect of Mixture of Aglaia harmsiana Perkins and Dysoxylum acuntangum Miq. (Meliaceae) Extracts on Mortality and Oviposition of Plutella xyostella (L.) (Lepidoptera: Yponomeutidae). This study was conducted to evaluate the effect of mixture of extra
Externí odkaz:
https://doaj.org/article/7a380243d8324fb886fab9f2289209bf
Publikováno v:
Jurnal Hama dan Penyakit Tumbuhan Tropika, Vol 4, Iss 1, Pp 23-31 (2014)
The objective of this test was evaluate the insecticidal activity of ectract of some parts of Calophyllum soulattri (Clusiaceae) against larvae of three species of Lepidoptera, i. e Crocidolomia pavonana, Plutella xylostela, and Pieris sp.. Extractio
Externí odkaz:
https://doaj.org/article/02b761eb51f34efb8475c8650d09dd6d
Publikováno v:
Jurnal Hama dan Penyakit Tumbuhan Tropika, Vol 13, Iss 2, Pp 124-132 (2014)
Effectiveness of three botanical insecticides against the papaya mealybug Paracoccus marginatus and their safety to the predatory Curinus coeruleus larvae. Preparations of Tephrosia vogelii (Tv) leaf extract (0.5% and 1% w/v), Annona squamosa (As) se
Externí odkaz:
https://doaj.org/article/7c23838fed804ba7937d899f03f49911