?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=EFIKASI+HERBISIDA+ATRAZIN+TERHADAP+GULMA+UMUM+PADA+BUDIDAYA+TANAMAN+JAGUNG+(Zea+mays+L.)&rft.creator=Mustajab%2C+1014121035&rft.subject=+&rft.subject=Karya+Karya+Umum+%3D+000&rft.description=Abstrak+Bahasa+Indonesia%0D%0ATanaman+jagung+merupakan+salah+satu+tanaman+pangan+yang+banyak+dibudidayakan+di+dunia%2C+termasuk+juga+di+Indonesia.++Tanaman+jagung+selain+digunakan+sebagai+bahan+pangan+sebagian+masyarakat+Indonesia%2C+juga+digunakan+sebagai+bahan+baku+untuk+makanan+ternak.++Tanaman+jagung+relatif+mudah+dibudidayakan+dan+tidak+terlalu+banyak+membutuhkan+persyaratan+khusus.++Meskipun+demikian+hingga+saat+ini+produksi+jagung+di+Indonesia+belum+dapat+memenuhi+kebutuhan+jagung+nasional+karena+rendahnya+produktivitas+lahan.++Salah+satu+hal+yang+menyebabkan+rendahnya+produksi+jagung+adalah+karena+masalah+gulma.++Tanaman+jagung+harus+bersaing+dengan+gulma+dalam+hal+perebutan+sarana+tumbuh%2C+terutama+pada+fase+kritis+tanaman.++Akibat+permasalahan+gulma+ini+tanaman+tidak+dapat+mencapai+potensi+produksi+yang+dimiliki.++Oleh+karena+itu%2C+pengendalian+gulma+merupakan+salah+satu+cara+untuk+membantu+agar+tanaman+jagung+dapat+mencapai+potensi+produksinya.Penelitian+ini+bertujuan+untuk+mengetahui+efikasi+herbisida+atrazin+dalam+mengendalikan+gulma+umum+pada+budidaya+tanaman+jagung+(Zea+mays+L.)+dan+untuk+mengetahui+bagaimanakah+fitotoksisitas+herbisida+atrazin+pada+tanaman+jagung.+%0D%0APenelitian+dilaksanakan+di+Balai+Pengkajian+Teknologi+Pertanian+(BPTP)%2C+Kebun+Percobaan+Natar%2C+Kecamatan+Natar%2C+Kabupaten+Lampung+Selatan+dengan+jenis+tanah+ultisol+dan+di+Laboratorium+Gulma+Fakultas+Pertanian+Universitas+Lampung+dari+bulan+Juni+hingga+September+2013.++Penelitian+ini+disusun+dalam+Rancangan+Acak+Kelompok+(RAK)+dengan+6+perlakuan+dan+4+ulangan.++Rancangan+perlakuan+terdiri+dari+herbisida+atrazin+1.2%2C+1.6%2C+2.0%2C+dan+2.4+kg%2Fha%2C+serta+penyiangan+mekanis%2C+dan+kontrol.++Homogenitas+ragam+diuji+dengan+uji+Bartlet+dan+aditivitas+diuji+dengan+uji+Tukey%2C+selanjutnya+data+dianalisis+dengan+sidik+ragam+dan+perbedaan+nilai+tengah+diuji+dengan+Uji+Beda+Nyata+Terkecil+(BNT)+pada+taraf+5+%25.++Hasil+penelitian+menunjukan+bahwa+%3A+(1).+Herbisida+atrazin+dosis+1%2C2+%E2%80%93+2%2C4+kg%2Fha+mampu+mengendalikan+pertumbuhan+gulma+total+hingga+6+minggu+setelah+aplikasi+(MSA)%2C++(2).+Herbisida+atrazin+dosis+1%2C2+%E2%80%93+2%2C4+kg%2Fha+mampu+mengendalikan+gulma+golongan+daun+lebar+dan+rumput+hingga+6+MSA%2C++(3).+Herbisida+atrazin+dosis+1%2C2+%E2%80%93+2%2C4+kg%2Fha+tidak+meracuni+tanaman+jagung+(Zea+mays+L.).%0D%0AKata+Kunci+%3A+gulma%2Cefikasi%2C+atrazin%2C+jagung.%0D%0A%0D%0AAbstract+Bahasa+Inggris%0D%0AThe+objectives+of+this+research+were+to+know+the+efficacy+of+atrazine+herbicide+to+control+the+common+weed+in+maize+(Zea+mays+L.)+field+and+how+was+the+atrazine+toxicity+to+maize+(Zea+mays+L.)+plant.++The+research+was+conducted+in+the+Institute+for+Agricultural+Technology+Assessment+(BPTP)%2C+Natar+Experimental+Field%2C+South+Lampung+Regency+with+ultisol+soil+type+and+Weeds+Laboratory+Faculty+of+Agriculture%2C+University+of+Lampung%2C+from+June+to+September+2013.++The+experiment+was+arranged+in+Completely+Randomized+Block+Design+(CRBD)+with+six+treatments+and+four+replications.++The+treatments+are+atrazine+herbicide+rates+at+1.2%2C+1.6%2C+2.0%2C+and+2.4+kg+ha-1%2C+mechanical+weeding%2C+and+control.++Homogeneity+of+variance+was+tested+by+Bartlett+test+and+additivitty+tested+by+Tukey's+test%2C+the+comparison+of+mean+were+tested+by+Least+Significant+Difference+(LSD)+test+at+5%25+level.++The+result+showed+that+(1).+Atrazine+herbicide+at+1.2+%E2%80%93+2.4+kg+ha-1+could+suppress+total+weed+until+6+Week+After+Treatment+(WAT).++(2)+Atrazine+herbicide+at+1.2+%E2%80%93+2.4+kg+ha-1+could+suppress+broadleaves+and+grasses+weed+until+6+WAT.++(3)+Atrazine+herbicide+did+not+cause+totoxicity+to+the+maize+(Zea+mays+L.).plant.%0D%0AKey+words%3A+Weedg%2C+Efficacy%2C+Atrazine%2C+Maize%0D%0A&rft.publisher=Fakultas+Pertanian&rft.date=2014-10-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F2%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F3%2FLEMBAR%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F4%2FLEMBAR%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F5%2FLEMBAR%2520PERNYATAAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F6%2FRIWAYAT%2520HIDUP.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F7%2FPERSEMBAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F8%2FMOTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F5172%2F9%2FSANWACANA.pdf&rft.format=text&rft.identifier=h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