TY - JOUR AU - Lima Oliveira, Raiane AU - Didolanvi, Olorounchola David AU - Passos Menezes, Anna Christina PY - 2022/04/26 Y2 - 2024/03/28 TI - UMEDECIMENTO DO SUBSTRATO E TEMPERATURA NA GERMINAÇÃO DE SEMENTES JF - Revista Ouricuri JA - Ouricuri VL - 12 IS - 1 SE - Artigos de Revisão DO - 10.29327/ouricuri.12.1-4 UR - https://revistas.uneb.br/index.php/ouricuri/article/view/14102 SP - 1-10 AB - <p><span id="page3R_mcid13" class="markedContent"><span dir="ltr" style="left: 217.233px; top: 513.525px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00604);" role="presentation">O presente estudo avaliou a influência de diferentes volumes de água no substrato </span><span dir="ltr" style="left: 124.24px; top: 534.725px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.02625);" role="presentation">e temperaturas na germinação e vigor de sementes de Angico (</span><span dir="ltr" style="left: 657.917px; top: 534.725px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00286);" role="presentation">Anadenanthera macrocarpa</span><span dir="ltr" style="left: 886.767px; top: 534.725px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.988021);" role="presentation">).</span> <span dir="ltr" style="left: 124.24px; top: 555.725px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.01448);" role="presentation">A germinação de sementes é dependente de fatores abióticos, sendo umidade e temperatura</span> <span dir="ltr" style="left: 124.24px; top: 576.925px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.05242);" role="presentation">os principais, cuja influência, em condições extremas, pode causar danos às sementes. O</span> <span dir="ltr" style="left: 124.24px; top: 597.925px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.07055);" role="presentation">experimento foi conduzido no Laboratório de Análise de Sementes, do Departame</span><span dir="ltr" style="left: 841.967px; top: 597.925px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.09501);" role="presentation">nto de</span> <span dir="ltr" style="left: 124.24px; top: 618.925px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.01237);" role="presentation">Tecnologia e Ciências Sociais da Universidade do Estado da Bahia</span> <span dir="ltr" style="left: 684.517px; top: 618.925px; font-size: 18.4px; font-family: sans-serif;" role="presentation">–</span> <span dir="ltr" style="left: 700.517px; top: 618.925px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.99983);" role="presentation">(DTCS/UNEB), Campus</span> <span dir="ltr" style="left: 124.24px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00151);" role="presentation">III,</span> <span dir="ltr" style="left: 159.807px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.996695);" role="presentation">durante</span> <span dir="ltr" style="left: 237.161px; top: 640.125px; font-size: 18.4px; font-family: sans-serif;" role="presentation">o</span> <span dir="ltr" style="left: 262.534px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.996695);" role="presentation">período</span> <span dir="ltr" style="left: 339.686px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.999713);" role="presentation">de</span> <span dir="ltr" style="left: 375.271px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997126);" role="presentation">março</span> <span dir="ltr" style="left: 441.198px; top: 640.125px; font-size: 18.4px; font-family: sans-serif;" role="presentation">a</span> <span dir="ltr" style="left: 466.388px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00059);" role="presentation">junho</span> <span dir="ltr" style="left: 526.354px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.999713);" role="presentation">de</span> <span dir="ltr" style="left: 561.939px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997316);" role="presentation">2019.</span> <span dir="ltr" style="left: 623.119px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.991177);" role="presentation">Foram</span> <span dir="ltr" style="left: 691.052px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.993888);" role="presentation">utilizadas</span> <span dir="ltr" style="left: 782.426px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997913);" role="presentation">sementes</span> <span dir="ltr" style="left: 876.984px; top: 640.125px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.999713);" role="presentation">de</span> <span dir="ltr" style="left: 124.24px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998293);" role="presentation">Anadenanthera</span> <span dir="ltr" style="left: 264.614px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.995872);" role="presentation">macrocarpa</span> <span dir="ltr" style="left: 376.338px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.993966);" role="presentation">doadas</span> <span dir="ltr" style="left: 451.318px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.995557);" role="presentation">pelo</span> <span dir="ltr" style="left: 500.686px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.996314);" role="presentation">NEMA/Univasf,</span> <span dir="ltr" style="left: 639.826px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.994791);" role="presentation">Petrolina</span><span dir="ltr" style="left: 712.317px; top: 661.158px; font-size: 18.4px; font-family: sans-serif;" role="presentation">-</span><span dir="ltr" style="left: 718.517px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.9954);" role="presentation">PE.</span> <span dir="ltr" style="left: 762.879px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00307);" role="presentation">Os</span> <span dir="ltr" style="left: 801.243px; top: 661.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.99343);" role="presentation">tratamentos</span> <span dir="ltr" style="left: 124.24px; top: 682.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998429);" role="presentation">cons</span><span dir="ltr" style="left: 163.04px; top: 682.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.04356);" role="presentation">istiram nos volumes de água equivalentes a 1,5; 2,0; 2,5 e 3,0 vezes a massa seca do</span> <span dir="ltr" style="left: 124.24px; top: 703.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.04708);" role="presentation">substrato e temperaturas constantes de 25°, 30° e 35°C.</span> <span dir="ltr" style="left: 623.966px; top: 703.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.02838);" role="presentation">Não houve reumedecimento dos</span> <span dir="ltr" style="left: 124.24px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998671);" role="presentation">substratos</span> <span dir="ltr" style="left: 222.57px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.996695);" role="presentation">durante</span> <span dir="ltr" style="left: 298.322px; top: 724.358px; font-size: 18.4px; font-family: sans-serif;" role="presentation">o</span> <span dir="ltr" style="left: 321.893px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.996607);" role="presentation">decorrer</span> <span dir="ltr" style="left: 403.846px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.999713);" role="presentation">do</span> <span dir="ltr" style="left: 437.831px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.9959);" role="presentation">experimento.</span> <span dir="ltr" style="left: 557.21px; top: 724.358px; font-size: 18.4px; font-family: sans-serif;" role="presentation">O</span> <span dir="ltr" style="left: 585.197px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00018);" role="presentation">efeito</span> <span dir="ltr" style="left: 643.764px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.991119);" role="presentation">dos</span> <span dir="ltr" style="left: 686.746px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997595);" role="presentation">tratamentos</span> <span dir="ltr" style="left: 797.036px; top: 724.358px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998709);" role="presentation">(umidade</span> <span dir="ltr" style="left: 887.196px; top: 724.358px; font-size: 18.4px; font-family: sans-serif;" role="presentation">e</span> <span dir="ltr" style="left: 124.24px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00206);" role="presentation">tem</span><span dir="ltr" style="left: 155.04px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.995103);" role="presentation">peratura)</span> <span dir="ltr" style="left: 241.778px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.999676);" role="presentation">sobre</span> <span dir="ltr" style="left: 300.142px; top: 745.558px; font-size: 18.4px; font-family: sans-serif;" role="presentation">o</span> <span dir="ltr" style="left: 322.719px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998511);" role="presentation">desempenho</span> <span dir="ltr" style="left: 441.51px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.994316);" role="presentation">germinativo</span> <span dir="ltr" style="left: 548.634px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997942);" role="presentation">das</span> <span dir="ltr" style="left: 590.826px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.997682);" role="presentation">sementes</span> <span dir="ltr" style="left: 682.77px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00364);" role="presentation">foi</span> <span dir="ltr" style="left: 714.75px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.99258);" role="presentation">avaliado</span> <span dir="ltr" style="left: 795.323px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00064);" role="presentation">através</span> <span dir="ltr" style="left: 868.095px; top: 745.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.991119);" role="presentation">das</span> <span dir="ltr" style="left: 124.24px; top: 766.558px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.01941);" role="presentation">variáveis: Germinação (G%),Plântulas Normais (PN), Plântulas Anormais (PA),Massa Fresca</span> <span dir="ltr" style="left: 124.24px; top: 787.758px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.00433);" role="presentation">da Raiz (MR), Massa Fresca da Parte Aérea (MFPA).O delineamento utilizado foi casualizado</span><span dir="ltr" style="left: 892.767px; top: 787.758px; font-size: 18.4px; font-family: sans-serif;" role="presentation">,</span> <span dir="ltr" style="left: 124.24px; top: 808.758px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.04541);" role="presentation">com quatro repetições com 50 sementes cada.Os dados foram avaliados estatisticamente,</span> <span dir="ltr" style="left: 124.24px; top: 829.758px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.04273);" role="presentation">mediante a análise de variância, testando</span><span dir="ltr" style="left: 478.483px; top: 829.758px; font-size: 18.4px; font-family: sans-serif;" role="presentation">-</span><span dir="ltr" style="left: 484.683px; top: 829.758px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.07635);" role="presentation">se as médias pelo Teste de Tukey e através de</span> <span dir="ltr" style="left: 124.24px; top: 850.958px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.998063);" role="presentation">Regressão, para os fatores quantitativos, respectivamente. O programa utilizado</span> <span dir="ltr" style="left: 785.567px; top: 850.958px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.01011);" role="presentation">foi o SISVAR,</span> <span dir="ltr" style="left: 124.24px; top: 871.958px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.04026);" role="presentation">v. 4.3, desenvolvido pela UFLA. O umedecimento do substrato com quantidade de água no</span> <span dir="ltr" style="left: 124.24px; top: 893.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.03636);" role="presentation">substrato equivalente a 1,5; 2,0 e 2,5 (mL.g</span><span dir="ltr" style="left: 492.283px; top: 893.158px; font-size: 18.4px; font-family: sans-serif;" role="presentation">-</span><span dir="ltr" style="left: 498.483px; top: 893.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(1.03789);" role="presentation">1 de papel) associados a temperaturas de 25 e</span> <span dir="ltr" style="left: 124.24px; top: 914.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.995951);" role="presentation">30°C é indicado para germinação de sementes de</span> <span dir="ltr" style="left: 537.317px; top: 914.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.99694);" role="presentation">Ananhenathera macr</span><span dir="ltr" style="left: 708.717px; top: 914.158px; font-size: 18.4px; font-family: sans-serif; transform: scaleX(0.995431);" role="presentation">ocarpa</span><span dir="ltr" style="left: 764.767px; top: 914.158px; font-size: 18.4px; font-family: sans-serif;" role="presentation">.</span></span></p> ER -