绿肥和分解率对油棕树苗生长的影响

Anisa Indria Kusuma, Pauliz Budi Hastuti, Fariha Wilisiani
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引用次数: 0

摘要

种植介质中养分的供应将决定秧苗的生长和发育。提供养分可以使用有机肥料,绿肥就是其中之一。本研究旨在确定绿肥类型和腐熟程度对育苗前油棕秧苗生长的影响,以及确定哪种绿肥类型和腐熟程度对育苗前油棕秧苗的生长效果最好。研究于 2022 年 1 月至 5 月在日惹卡利库宁试验站(KP)进行。研究采用单因素试验法,13 个处理采用完全随机设计。处理为氮磷钾和尿素化学肥料(P0);lamtoro 叶堆肥 0 天(P1)、5 天(P2)、10 天(P3)和 15 天(P4);trembesi 叶堆肥 0 天(P5)、5 天(P6)、10 天(P7)和 15 天(P8);以及 mucuna 叶堆肥 0 天(P9)、5 天(P10)、10 天(P11)和 15 天(P12)。每个处理重复 5 次。结果表明,腐熟 5 天的金合欢叶堆肥对叶面积和根鲜重参数的平均影响最大。氮磷钾和尿素对照处理对所有生长参数的影响均无显著差异,这说明添加各种腐熟程度的绿肥能够替代无机肥料的作用。种植介质中养分的可用性将决定秧苗的生长和发育。提供养分可以使用有机肥,绿肥就是其中之一。本研究旨在确定绿肥类型和腐熟程度对育苗前期油棕幼苗生长的影响,并找出对育苗前期油棕幼苗生长影响最大的绿肥类型和腐熟程度。研究于 2022 年 1 月至 5 月在日惹卡利库宁实验园(KP)进行。研究采用单因素实验法,13 个处理采用完全随机设计法。所给处理为氮磷钾和尿素(P0)化学肥料;λtoro 叶堆肥 0 天(P1)、5 天(P2)、10 天(P3)、15 天(P4);trembesi 叶堆肥 0 天(P5)、5 天(P6)、10 天(P7)、15 天(P8);以及 mucuna 叶堆肥 0 天(P9)、5 天(P10)、10 天(P11)、15 天(P12)。每个处理重复 5 次。研究结果表明,腐熟 5 天的腐叶堆肥对叶面积和根鲜重参数的平均影响最大。氮磷钾和尿素对照处理在所有生长参数上都没有显著差异,这说明绿肥的添加和腐熟程度能够替代无机肥的作用。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Pengaruh Macam Pupuk Hijau Dan Tingkat Dekomposisi Terhadap Pertumbuhan Bibit Kelapa Sawit
Ketersediaan hara pada media tanam akan menentukan pertumbuhan dan perkembangan bibit. Pemberian hara dapat dilakukan menggunakan pupuk organik, salah satunya adalah pupuk hijau. Penelitian ini bertujuan untuk mengetahui pengaruh macam pupuk hijau dan tingkat dekomposisi terhadap pertumbuhan bibit kelapa sawit di pre nursery, serta mengetahui macam pupuk hijau dan tingkat dekomposisi yang memberikan pengaruh terbaik terhadap pertumbuhan bibit kelapa sawit di tahap pre nursery. Penelitian dilakukan di bulan Januari sampai dengan Mei 2022 yang dilaksanakan di Kebun Percobaan (KP) Kalikuning, Yogyakarta. Penelitian dilaksanakan dengan metode percobaan satu faktor dengan 13 perlakuan yang disusun dalam Rancangan Acak Lengkap. Perlakuan yang diberikan yaitu Pupuk Kimia NPK dan Urea (P0); kompos daun lamtoro 0 hari (P1), 5 hari (P2), 10 hari (P3), 15 hari (P4); kompos daun trembesi 0 hari (P5), 5 hari (P6), 10 hari (P7), 15 hari (P8); serta kompos daun mucuna 0 hari (P9), 5 hari (P10), 10 hari (P11), dan 15 hari (P12). Ulangan untuk masing-masing perlakuan adalah 5 kali. Penelitian menunjukkan hasil bahwa kompos daun lamtoro dengan 5 hari dekomposisi memberikan pengaruh rerata tertinggi terhadap parameter luas daun dan berat segar akar. Perlakuan kontrol NPK dan Urea menunjukkan hasil yang tidak berbeda nyata terhadap semua parameter pertumbuhan, yang berarti penambahan pupuk hijau dengan semua tingkat dekomposisi mampu menggantikan peran pupuk anorganik. The availability of nutrients in the planting medium will determine the growth and development of seedlings. Providing nutrients can be done using organic fertilizer, one of which is green fertilizer. This research aims to determine the effect of types of green manure and decomposition degree on the growth of oil palm seedlings in the pre-nursery stage, as well as finding out the type of green manure and level of decomposition that have the best influence on the growth of oil palm seedlings in the pre-nursery stage. The research was carried out from January to May 2022 at the Kalikuning Experimental Garden (KP), Yogyakarta. The research was carried out using a one-factor experimental method with 13 treatments arranged in a Completely Randomized Design. The treatment given is NPK and Urea (P0) Chemical Fertilizer; lamtoro leaf compost 0 days (P1), 5 days (P2), 10 days (P3), 15 days (P4); trembesi leaf compost 0 days (P5), 5 days (P6), 10 days (P7), 15 days (P8); as well as mucuna leaf compost for 0 days (P9), 5 days (P10), 10 days (P11), and 15 days (P12). Replication for each treatment was 5 times. The research showed that lamtoro leaf compost with 5 days of decomposition had the highest average effect on leaf area and root fresh weight parameters. The NPK and Urea control treatments showed results that were not significantly different for all growth parameters, which means that the addition of green fertilizer and decomposition degree were able to replace the role of inorganic fertilizer.
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