variation of puring
TRANSCRIPT
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VARIATION OF “PURING”(Codiaeum
variegatum L.)
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PRESENTED BY :
Rizqi Syaiful4401408065
Mariana Dewi4401408066
Sandra Atikasari4401408103
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The Presenters is. . .“Crossing Over Group”
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Observation :
1. Desa Bandungan “Nusa Indah Nursery”
26 September 20102. Lingkungan Kampus UNNES
Sekaran4 Oktober 2010
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Alat yang digunakan
KameraAlat tulis
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The classification. . .
Kingdom: PlantaeDivisi : SpermatophytaSubdivisi: Angiospermae Class : Dicotyledoneae Ordo : Euphorbiales Family : EuphorbiaceaeGenus : CodiaeumSpesies : Codiaeum variegatum L.
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At glance about puring. . .
Tanaman ini tumbuh dan tersebar dari daerah beriklim panas hingga daerah subtropika 200 C – 350 C. . Tanaman puring di Indonesia dapat tumbuh di dataran rendah ataupun di dataran tinggi, dengan ketinggia mencapai 1.500 m dpl. Kebutuhan air tidak terlalu banyak sehingga tanaman puring dapat tumbuh di daerah-daerah yang agak kering dengan kelembaban udara sekitar 30% - 60%. Menurut beberapa sumber pustaka, puring sudah lama ada di Indonesia dan pertama kali ditemukan di kepulauan Maluku yang dimanfaatkan sebagai tanaman pagar atau pekuburan.
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RUMUSAN MASALAH
Variasi apa sajakah yang ada pada tanaman puring?
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simple GOAL
Untuk mengetahui variasi pada spesies puring
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Hasil pengamatan
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Bangun daun Garis 2
Lanset 1
Pita 2
Elips 4
Memanjang 12
Bulat 4
Ujung daun Runcing 10
Meruncing 5
Membulat 4
Tumpul 6
Data Pengamatan
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Warna daun Hijau kekuningan 7
Hijau tua 9
Kuning 4
Merah 2
Ungu 3
Warna tulang daun Kuning 10
Merah 8
Hijau tua 5
Oranye 2
Corak daun Berbintik 3
Bergaris 7
Polos 9
Belang 6
Tepi daun Rata 14
Berpilin 3
Bertoreh 5
Bergelombang 3
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1st variation :-Warna-
Hijau tua Hijau kekunginganMerahUnguKuning
PS :Biasanya, semakin tua usia tanaman, warnanya semakin menonjol. Bahkan, dalam satu tanaman bisa memiliki dua atau tiga warna
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2nd Variation :
-Corak-
Berbintik-bintikBergaris-garisBelang-belangPolos
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3rd Variation-Bangun Daun-
PitaElipsMemanjangBulatLansetGaris
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4th Variation -Tepi Daun-
RataBergelombangBerpilinBertoreh
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5th variationWarna tulang daun
KuningHijauMerahOranye
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6th Variation -Ujung Daun-
Acutus/ lancipAcuminatus/ meruncingMembulatTumpul
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Explanation
Variasi yang ditemukan pada tanaman puring adalah : warna daun (monocolor, bicolor, multicolor), corak, bangun daun, tepi daun, ujung daun dan warna tulang daun.Variasi bentuk daun puring bisa dilakukan dengan rekayasa, antara lain dengan cara okulasi dan menyambung. Dengan cara ini, akan terbentuk varian-varian baru yang memiliki variasi daun baru pada satu batang pohon
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Untuk memperoleh varietas puring baru dapat pula dilakukan dengan cara kawin silang, yaitu mengawinkan putik jenis puring tertentu dengan benang sari puring lainnya. Namun, memerlukan waktu lebih lama.Untuk persilangan ini bisa dengan cara penyerbukan alami.proses persilangannya bisa dibantu oleh manusia.
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Nama pada puring berdasarkan bentuk daunnya dan nama lokal habitatnya.Variasi tanaman puring dapat disebabkan secara alami (penyerbukan) dan buatan (okulasi atau menyambung) maupun mutasi
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Conclusion
Selain faktor genetis, variasi pada puring juga dipengaruhi oleh lingkungan. Misal suhu, intensitas cahaya matahari dan mutasi.Menurut Gregori G Hambali, mutasi yang menyebabkan banyak kultivar adalah mutasi somatik, yang menyebabkan fenotip satu pohon bisa berbeda.
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