Elsa Olivia Perdana
Laboratorium Ekologi, Jurusan Biologi, FMIPA Universitas Andalas

Published : 1 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 1 Documents
Search

Analisis Vegetasi Gulma Pada Tanaman Buah Naga Merah (Hylocereus polyrhizus, L.) di Kecamatan Batang Anai, Kabupaten Padang Pariaman, Sumatera Barat Elsa Olivia Perdana; Zuhri Syam
Jurnal Biologi Universitas Andalas Vol 2, No 4 (2013)
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jbioua.2.4.%p.2013

Abstract

Analysis of weed vegetation on red dragon fruit plants Hylocereus polyrhizus, L.on sandy soils and not gritty in the District Batang Anai, Padang Pariaman has conducted from March-April 2013 by using the of random squares method with the number 12 plot size1x1 m at each location. The results showed on sandy soils have been found 11 families, 20 genera, 21 species, and 822 individuals. Amaranthus lividus SDR has the highest value (25.80%), and the lowest value of SDR Galinsoga parviflora (0.90%), is the diversity index H'= 2.16 (moderate). While the sandy soil found in 6 families, 12 genera, 15 species and 1070 individuals. Eleusine indica the highest value of SDR (14.1%), and the lowest value of SDR Ageratum conyzoides, diversity index H'= 2.25 (moderate). Index of similarity of 38.88% (significantly different). Keywords: Weeds, Hylocereus polyrhizus. L, composition, structure