Phosphorus Sources: Effects on Growth and Phosphorus Fractions of Curaua (Ananas erectifolius L. B. Smith)

被引:6
作者
Benlolo Barbosa, Tainah Manuela [1 ]
Lopes Santos, Jose Zilton [2 ]
Franco Tucci, Carlos Alberto [2 ]
Da Silva, Silvio Vieira [1 ]
De Souza Cardoso, Arnon Afonso [1 ]
Faria Pereira, Bruno Fernando [2 ]
机构
[1] Univ Fed Amazonas, Coll Agr Sci, BR-69077000 Manaus, Amazonas, Brazil
[2] Univ Fed Amazonas, Dept Agr Engn & Soils, BR-69077000 Manaus, Amazonas, Brazil
关键词
soil fertility; phosphorus forms; P fertilization; PHOSPHATE FERTILIZERS; AGRONOMIC EFFECTIVENESS; MAGNETIC-RESONANCE; EFFICIENCY; YIELD; SOILS; PLANT; STARVATION; SEEDLINGS; NITROGEN;
D O I
10.1080/00103624.2015.1033531
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
This work aimed to evaluate the effects of different phosphorus (P) sources on the initial growth and distribution of P fractions in curaua's (Ananas erectifolius L. B. Smith) plants under greenhouse conditions. The treatments evaluated the effect of 250mg dm(-3) of P on curaua plants using five P sources: triple superphosphate (TSP), Yoorin termophosphate (YTP), Arad rock phosphate (ARP), Araxa rock phosphate (AR), and phosphoric acid (PA), plus treatment control (without P supply). The initial growth of curaua was positively affected by P supply; however, the different P sources had similar effects on nutrient uptake and growth of curaua plants. Curaua plants accumulate P preferentially as organic fraction.
引用
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页码:1200 / 1211
页数:12
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