3 research outputs found
Crescimento de mudas de Euterpe edulis Martius em resposta a diferentes doses de fósforo.
The objective of this work was to evaluate the effect of phosphorus doses in the growth of seedling of palm as well as to determine the content of macro and micronutrients from the below and above ground biomass through a tissue analysis. The assay was conducted in a greenhouse. The treatments were quantitative and equidistant, constituted by: T1- control (soil without P); T2-90 mg.dm-3; T3-180 mg.dm-3; T4-270 mg.dm-3; T5-360 mg.dm-3; T6-450 mg.dm-3; T7-540 mg.dm-3; T8-630 mg.dm-3; of P, respectively. 12 months after sowing, the following variables were evaluated: above ground height and biomass, below ground biomass and total. The nutritional analysis from below and above ground biomass was done to obtain the amount of macro and micronutrients. Results show that the growth of young palm plants was achieved to the analyzed parameters. Growth was obtained for height and it increased the aerial biomass of the plants to the doses of 540 mg.dm-3 of P, the answer was positive for the development of the below ground biomass to the doses of 450 mg dm-3, and the development of total biomass was reached with the doses of 540 mg.dm-3. For the macro tenors and micronutrients in the above ground biomass, the following sequence has been obtained, respectively: N> Ca> K> Mg> P>S; Fe> Mn> Zn> B> Cu, and for below ground: N> Ca> Mg> S> K> P; Fe> Mn> Zn> B> Cu, and the tenors of P didn't alter the tenors of nutrients in the plant.Este trabalho teve por objetivos avaliar o efeito de dosagens de fósforo no crescimento de mudas de palmiteiro, bem como determinar o teor de macro e micronutrientes do sistema radicial e aéreo dessa planta. O ensaio foi conduzido em casa de vegetação. Os tratamentos foram quantitativos e eqüidistantes, constituídos por: T1-testemunha solo sem adição de fósforo (P); T2-90 mg.kg-1; T3-180 mg; T4-270 mg.dm-3; T5-360mg dm-3; T6-450 mg.dm-3; T7-540 mg.dm-3; T8-630 mg.dm-3; de P respectivamente. Decorridos 12 meses da semeadura, foram avaliadas variáveis: altura e biomassa aérea, radicial e total, pela análise nutricional dos tecidos. Os resultados indicam que houve crescimento de plantas jovens de palmiteiro para todos os parâmetros avaliados. O crescimento em altura e o aumento da biomassa aérea das plantas jovens de palmito foram até a dosagem de 540 mg.dm-3 de fósforo. A resposta foi positiva para o desenvolvimento da biomassa radical até a dosagem de 450 mg.dm-3, sendo que o desenvolvimento de biomassa total foi alcançado com a dosagem de 540 mg.dm-3 de fósforo. Para os teores de macro na biomassa aérea obteve-se a seguinte seqüência, respectivamente: N > Ca > K > Mg > P>S; e micronutrientes Fe > Mn > Zn > B > Cu; e para radical: N > Ca > Mg > S > K > P; Fe > Mn > Zn > B > Cu, sendo que os teores de P não alteraram os teores de nutrientes na planta
CRESCIMNTO DE MUDAS DE Euterpe edulis Martius EM RESPOSTA A DIFERENTES DOSES DE FÓSFORO
The objective of this work was to evaluate the effect of phosphorus doses in the growth of seedling of palm as well as to determine the content of macro and micronutrients from the below and above ground biomass through a tissue analysis. The assay was conducted in a greenhouse. The treatments were quantitative and equidistant, constituted by: T1- control (soil without P); T2-90 mg.dm-3; T3-180 mg.dm-3; T4-270 mg.dm-3; T5-360 mg.dm-3; T6-450 mg.dm-3; T7-540 mg.dm-3; T8-630 mg.dm-3; of P, respectively. 12 months after sowing, the following variables were evaluated: above ground height and biomass, below
ground biomass and total. The nutritional analysis from below and above ground biomass was done to obtain the amount of macro and micronutrients. Results show that the growth of young palm plants was achieved to the analyzed parameters. Growth was obtained for height and it increased the aerial biomass of the plants to the doses of 540 mg.dm-3 of P, the answer was positive for the development of the be low ground biomass to the doses of 450 mg dm-3, and the development of total biomass was reached with the doses of 540 mg.dm-3. For the macro tenors and micronutrients in the above ground biomass, the following sequence has been obtained, respectively: N> Ca> K> Mg> P>S; Fe> Mn> Zn> B> Cu, and for below ground: N> Ca> Mg> S> K> P; Fe> Mn> Zn> B> Cu, and the tenors of P didn't alter the tenors of nutrients in the plant
Growth seeling of Euterpe edulis Martius in response to different doses of match
Este trabalho teve por objetivos avaliar o efeito de dosagens de
fósforo no crescimento de mudas de palmiteiro, bem como determinar
o teor de macro e micronutrientes do sistema radicial e aéreo
dessa planta. O ensaio foi conduzido em casa de vegetação. Os
tratamentos foram quantitativos e eqüidistantes, constituídos
por: T1-testemunha solo sem adição de fósforo (P); T2-90
mg.kg-1; T3-180 mg; T4-270 mg.dm-3; T5-360mg dm-3; T6-450 mg.dm-3;
T7-540 mg.dm-3; T8-630 mg.dm-3; de P respectivamente. Decorridos 12
meses da semeadura, foram avaliadas variáveis: altura e biomassa
aérea, radicial e total, pela análise nutricional dos
tecidos. Os resultados indicam que houve crescimento de plantas jovens
de palmiteiro para todos os parâmetros avaliados. O crescimento em
altura e o aumento da biomassa aérea das plantas jovens de palmito
foram até a dosagem de 540 mg.dm-3 de fósforo. A resposta foi
positiva para o desenvolvimento da biomassa radical até a dosagem
de 450 mg.dm-3, sendo que o desenvolvimento de biomassa total foi
alcançado com a dosagem de 540 mg.dm-3 de fósforo. Para os
teores de macro na biomassa aérea obteve-se a seguinte
seqüência, respectivamente: N > Ca > K > Mg >
P>S; e micronutrientes Fe > Mn > Zn > B > Cu; e para
radical: N > Ca > Mg > S > K > P; Fe > Mn > Zn
> B > Cu, sendo que os teores de P não alteraram os teores
de nutrientes na planta.The objective of this work was to evaluate the effect of phosphorus
doses in the growth of seedling of palm as well as to determine the
content of macro and micronutrients from the below and above ground
biomass through a tissue analysis. The assay was conducted in a
greenhouse. The treatments were quantitative and equidistant,
constituted by: T1- control (soil without P); T2-90 mg.dm-3; T3-180
mg.dm-3; T4-270 mg.dm-3; T5-360 mg.dm-3; T6-450 mg.dm-3; T7-540
mg.dm-3; T8-630 mg.dm-3; of P, respectively. 12 months after sowing,
the following variables were evaluated: above ground height and
biomass, below ground biomass and total. The nutritional analysis from
below and above ground biomass was done to obtain the amount of macro
and micronutrients. Results show that the growth of young palm plants
was achieved to the analyzed parameters. Growth was obtained for height
and it increased the aerial biomass of the plants to the doses of 540
mg.dm-3 of P, the answer was positive for the development of the below
ground biomass to the doses of 450 mg dm-3, and the development of
total biomass was reached with the doses of 540 mg.dm-3. For the macro
tenors and micronutrients in the above ground biomass, the following
sequence has been obtained, respectively: N> Ca> K> Mg>
P>S; Fe> Mn> Zn> B> Cu, and for below ground: N>
Ca> Mg> S> K> P; Fe> Mn> Zn> B> Cu, and the
tenors of P didn't alter the tenors of nutrients in the plant