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Showing 1 to 16 of 16 for “"060704 Plant Pathology"”.
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Dampak aplikasi insektisida nabati terhadap kelangsungan hidup dan daya parasitasi Trichogrammatoidea bactrae-bactrae secara in-vitro
INDONESIA: Dalam Al-qur’an disebutkan bahwa “Allah telah menciptakan berbagai jenis tumbuh-tumbuhan yang diharapkan dapat diambil manfaatnya oleh makhluk-Nya” (Qs. Al- An’am: 6/99). Insektisida nabati merupakan insektisida yang terbuat dari tanaman yang mengandung racun yang dapat mengendalikan …
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Pemanfaatan minyak biji jarak pagar (Jatropha curcas L.) sebagai insektisida nabati terhadap mortalitas larva Spodoptera litura F. (ulat grayak)
INDONESIA: Aplikasi insektisida kimia sintetik dapat menimbulkan berbagai dampak negatif antara lain: resistensi hama, resurjensi, munculnya hama sekunder, pencemaran tanah, meracuni pemakai, serta meracuni inang. Minyak biji jarak pagar (J. curcas) mengandung senyawa kimia antara lain kursin, …
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Evaluasi ketahanan beberapa varietas kacang tanah (Arachis hypogea L) terhadap penyakit karat daun (Puccinia arachidis Speg.)
INDONESIA: Kacang tanah (Arachis hypogea L.) merupakan salah satu tanaman kacang-kacangan sebagai sumber protein dan lemak nabati yang penting setelah kedelai. Produktivitas kacang tanah menurun akibat adanya serangan penyakit karat daun (Puccinia arachidis Speg.) yang ditandai dengan munculnya …
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Evaluasi ketahanan beberapa galur kacang hijau (Vigna radiata L. Wilczek) terhadap serangan penyakit embun tepung (Erysiphe polygoni)
INDONESIA: Kacang hijau merupakan tanaman kacang-kacangan yang menduduki tempat ketiga setelah kedelai dan kacang tanah. Penyakit embun tepung merupakan penyakit yang dominan pada tanaman kacang hijau dan rentan terhadap pada semua stadia pertumbuhannya. Hasil penelitian menunjukkan penyakit embun …
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Evaluasi ketahanan beberapa aksesi bunga matahari (Helianthus annus L.) terhadap ulat grayak (Spodoptera litura F.)
… (Helianthus annus L.) is one potential source of plant oil producer. Armyworm (Spodoptera litura F.) is an important pest on sunflower plants. Pest control business is often done by spraying pesticide synthesis because it is considered the easiest for the application and quick results can be seen. …
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Kepekaan tanaman kedelai (Glycine max (L.) Merr.) terhadap hama kutu kebul (Bemisia tabaci Genn.)
… R (24) SR (4). ENGLISH: Soybean (Glycine max L.) plant is a legume that is important in Indonesia, has a high protein content of about 10, 30% required by humans for food. One of the constraints in the cultivation of soybean plants is the presence of insect pests such as ticks kebul (B. tabaci). …
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Evaluasi ketahanan beberapa galur kapas (Gossypium hirsutum L.) terhadap penggerek buah (Helicoverpa armigera Hbn.)
… to insect pests. As with other crops, cotton plants also have defense mechanisms against pests, both morphologically and biochemically. Resilience morphologically affected physically against insect pests such as the density of leaf hairs (trikom), while biochemical resistance caused by the …
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Uji patogenisitas beberapa isolat SlNPV (Spodoptera litura Nuclear Polyhedrosis Virus) terhadap tingkat mortalitas ulat grayak (Spodoptera litura F.) pada tanaman kedelai (Glycine max L.)
… litura F.) is an important pest in soybean plants. Yield losses due to pest attack may reach 85%, it can even lead to crop failure (puso). Until now farmers control pests S. litura using chemical insecticides. This resulted in negative impacts such as: symptoms of resistance, resurjensi …
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Hubungan kekerabatan beberapa kultivar pisang (Musa sp.) untuk sifat ketahanan terhadap penyakit berdasarkan Resistance Gene Analog (RGA)
… 0,68. ENGLISH: Banana(Musa sp.) is one of theplants that have high genetic diversity, so that the propertiesof this plant are also diverse. One of thesuperior properties of this plantis resistant todisease (eg.cultivar Mas Kirana and Agung Semeru) and susceptible (cultivar Embug). Resistance …
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Efektivitas sterilisasi eksplan lapang Acacia mangium Willd dalam perbanyakan tanaman melalui teknik kultur jaringan
… Acacia mangium is the species that most people plant, especially in the plant forest of Indonesia (HTI) in Sumatra and kalimantan islands, this species were fostered for HTI because of the fast growing (it able to use in only in the year of 6-7) this because of the supply of basic material needs …
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An investigation of pre- and post-emergence rots of garden peas and the results of trials with five fungicidal dusts as pea seed protectants
In this thesis the results of laboratory and field investigations into the cause and control of pre- and post-emergence rots of garden peas (Pisum sativum) are presented. These investigations were conducted during 1937-1938 at Canterbury Agricultural College, Lincoln.
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The role of genomic islands in virulence of Pectobacterium carotovorum subspecies brasiliensis on potatoes
… of this pathogen (e.g. genes encoding putative plant cell wall degrading enzymes, phytotoxins, secretion systems, sugar utilisation, etc.), yet only one was present exclusively in the P. atrosepticum and P. carotovorum subsp. brasiliensis isolates historically known to cause blackleg. This islet …
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Understanding pasture performance: the interaction between perennial ryegrass and viruses
In New Zealand livestock-based agriculture is an essential component of the economy, and at the very core of the majority of livestock-based farming systems in New Zealand is a pasture comprised of perennial ryegrass (Lolium perenne L.). Therefore, the productivity and profitability of livestock …
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Genetic diversity and pathogenicity of pea downy mildew (Peronospora viciae f. sp. pisi) in New Zealand : A thesis submitted in partial fulfilment of the requirements for the Degree of Master of Applied Science at Lincoln University
… regions pods were collected from infected plants from 7 sites across the North and South Islands of New Zealand in the 2018-2019 growing season. An examination of the partial ITS1, complete 5.8S and partial ITS2 region via sequencing and RFLP analysis did not indicate any genetic variation …
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A new approach for delivery of entomopathogenic fungi for plant protection against insect pests and plant diseases via maize seed : A thesis submitted in partial fulfilment of the requirements for the Degree of Doctor of Philosophy at Lincoln University
… to associate with roots and aerial parts of the plant. The potential benefits from the plant-fungal association are as broad as nutrient acquisition, plant growth promotion, protection against biotic or abiotic factors and even increase of the induced defence response in the plant through …
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Ensemble models to assess the risk of exotic plant pathogens in a changing climate
… that attempt to model the climate suitability of plant pathogens before their arrival into a new area mainly rely on a single model projection. In this research, eleven species distribution models (in the form of three modelling approaches which include correlative and mechanistic models) were …