Copyright@2010 by Ida Rianawaty HAMA & PENYAKIT TANAMAN PEST & DISEASE OF PLANT By: IDA RIANAWATY Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Hama Pest   Hama adalah perusak tanaman pada akar, batang, daun atau bagian tanaman lainya sehingga tanaman sehingga tanaman tidak dapat tumbuh dengan sempurna atau mati. Pest is plant destroyer in root,stem,leaf or another part so plant cannot grow perfectly or dies. Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Hama yang menyerang organ tumbuhan umumnya adalah hewan. Secara garis besar, hama tanaman dikelompokkan menjadi tiga kelompok sebagai berikut: Kelompok hewan menyusui (mamalia), seperti tikus. Kelompok serangga (insekta) seperti belalang. Kelompok burung (aves), seperti burung pipit. Pest that infects plant organ commonly is animal.in the big line, plant pet is grouped into three groups as follows: 1. The group of mammal, such as rat. 2. The group of insect such as grasshopper. 3. The group of bird(aves), such as sparrow. Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Beberapa insekta yang Berpotensi Sebagai Hama di Indonesia Some insecta that are Potential to be Pests in Indonesia Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty B. Penyakit Disease Penyakit adalah sesuatu yang menyebabkan gangguan pada tanaman sehingga tanaman tidak bereproduksi atau mati secara perlahan-lahan. Disease is something that causes disturbance in plant so plant cannot make reproduction or dies slowly. Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Ciri-ciri penyakit antara lain sebagai berikut: Penyebab penyakit sukar dilihat oleh mata telanjang. Penyebab penyakit antara lain mikroorganisme (virus, bakteri, jamur atau cendawan) dan kekurangan zat tertentu dalam tanah. Serangan penyakit umumnya tidak langsung sehingga tanaman mati secara perlahan-lahan. The characteristics of disease are as follows: The cause of disease is hardlybseen by naked eye. The cause of disease are microorganism (virus, bacteria, fungi,or mushroom) and lack of certain substance in the soil. Disease attack commonly is in indirect so the plant dies slowly. Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Agen penyebab penyakit tanaman dapat berupa agen biotic dan agen abiotik. Agen Biotik (biologi) tersebut adalah organism pathogen, terutama dari golongan bakteri, jamur, virus,benalu,dan cacing nematode. Disease causing agent on plants can be in the from of biotic agent and abiotic agent. The biotic agent (biology) is pathogenic organism, especially bacteria, fungi, virus, parasitic plant, and nematode worm. Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty Agen abiotik terdiri atas berbagai faktor, diantaranya: Suhu yang ekstrim, kekurangan atau kelebihan cahaya, kekurangan oksigen, polusi udara, kekurangan zat hara, tanah yang terlalu asam atau terlalu basa, dan keracunan obat-obat kimia, seperti insektisida, fungisida, nematisida, dan molusisida. The following are several factors considered as abiotic agents: Exstreme temperature, such as very hot or very cold,Too much or too little water, Low or high light intensity,Insufficient oxygen, Air pollution, Insufficient amount of nutrients, Too acid or too alkaline soil, and poisonous chemical drugs, such as insecticide, ungicide, nematicide, and molusicide. Copyright@2010 by Ida Rianawaty

Penyakit Pada Tanaman Disease in Plant Copyright@2010 by Ida Rianawaty

Copyright@2010 by Ida Rianawaty References http://www.biotopics.co.uk/newgcse/biomassenergyloss.html diambil tanggal 8 maret 2008. Nunung N. 2008. IPA Biologi Bilingual untuk SMP kelas VIII. Penerbit Yrama Widya. Bandung. Suyitno & Sukirman. 2009. Biology 2 for Junior High School. Penerbit Yudistira. Jakarta. Copyright@2010 by Ida Rianawaty