2hv 2hv ADP + Pi ATP Cit b – f PC FOTOFOSFORILACION NO CICLICA FOTOFOSRORILACION CICLICA FASE LUMINOSA- ESQUEMA Z 8. Check out my latest presentation built on , where anyone can create & share professional presentations, websites and photo albums in minutes. Photophosphorylation during chloroplast development in Red Kidney bean. II. Photophosphorylation and photoreduction appear concomitantly but initially are.
| Author: | Grotilar Jukree |
| Country: | Martinique |
| Language: | English (Spanish) |
| Genre: | Science |
| Published (Last): | 27 November 2014 |
| Pages: | 382 |
| PDF File Size: | 16.51 Mb |
| ePub File Size: | 8.19 Mb |
| ISBN: | 135-1-78164-913-1 |
| Downloads: | 87271 |
| Price: | Free* [*Free Regsitration Required] |
| Uploader: | JoJorr |
Chloride also indirectly affects plant growth by stomatal regulation of water loss. Rates of photophosphorylation were comparable to mature levels by l h of development.
IHMC Public Cmaps (3)
Activacin del oxgeno Puede ocurrir por dos mecanismos diferentes La absorcin de energa suficiente para invertir el giro de uno de los electrones desapareados La forma birradical de oxgeno est en un estado fundamental triplete debido a que los electrones tienen espines paralelos Si el oxgeno triplete absorbe la energa suficiente para invertir el giro de uno de sus electrones desapareados, se forma el estado de singlete, tienen espines opuestos Tags from this library: Zinc deficiencies are mainly found on sandy soils low in organic matter and on organic soils.
However, reported chloride deficiencies have been reported on sandy soils in high rainfall areas or those derived cclica low-chloride parent materials. La fotorreduccion del ferrocianuro alcanzo un valor maximo hacia las 12 horas de iluminacion y posteriormente descendio a niveles normales hacia las 15 a 18 horas.
Delayed maturity is another deficiency symptom in some species.
De all tiene varios modos de regresar de nuevo al estado de reposo. Unlike the other micronutrients, molybdenum-deficiency symptoms are not confined mainly to the youngest leaves because molybdenum is mobile in fotofoeforilacin.
Iron deficiencies are mainly manifested by yellow leaves due to low levels of chlorophyll. Post on Jun 1. If this defense is not sufficient and toxic photoproducts form, a variety of scavenging systems eliminate the reactive photoproducts.
For example, corn is typically more sensitive to a Zn deficiency than barley and will show Zn deficiency more clearly El ms abundante es el -caroteno Funcin: Debajo de estas dos primeras selecciones se encuentran cuatro recuadros con descripciones de diferentes sntomas visuales que pueden aparecer en plantas de apariencia no fotofosforiladin. Molybdenu m Molybdenum is involved in enzyme ciclca relating to nitrogen fixation by bacteria growing symbiotically with legumes. This damage leads to photoinhibition.
Basndose en los datos obtenidos en el estudio de absorcin de nutrientes a travs del tiempo se determin que, en trminos prcticos, la fertilizacin de la fresa puede distribuirse en 3 etapas importantes del cultivo. In addition, chloride is applied to soils with KCl, the dominant potassium fertilizer. Potential factors causing pseudo deficiency include, but are not limited to, disease, fotofosforjlacin, excess water, genetic abnormalities, herbicide and pesticide residues, insects, and soil compaction.
Molybdenum uptake by plants increases with increased soil pH, which is opposite that of the other micronutrients. Estas especies capaces de extraer cantidades importantes de Se alfalfaMn Macadamia neurophyllaAl TeCu Ipomoeaa alpina y Ni Psychotria caerorulescens entre otras, han sido fotofosforilavin.
Igualdad Tipo de planta C3 o C4? Las tasas de reduccion en la oscuridad disminuyeron rapidamente a niveles bajos hacia las 15 horas de iluminacion, cuando se observaron tasas normales de actividad fotoquimica. No tags from this library for this title. Copper Copper is necessary for carbohydrate and nitrogen metabolism and, inadequate copper fotofsforilacin in stunting of plants.
Estos c onsisten en la reclamacion de suelos contaminados mediante el cultivo de estas especies “hiperacumuladoras y el procesamiento posterior del ciclcia vegetal cosechado. Iron is associated with sulfur in plants to form compounds that catalyze other reactions. Uptake of iron decreases with increased soil pH, and is adversely affected by high levels of available phosphorus, manganese and zinc in soils.
Interveinal chlorosis is a characteristic manganese-deficiency symptom. With fresh weight as an index of growth, fotpfosforilacin leaves completed their development after days of illumination.
La fila inferior de recuadros, que no estn presentes para tres de los sntomas visuales, enumera los nutrientes que pueden causar sntomas similares cuando ellos estn presentes en cantidades excesivas o txicas. Despues de un periodo de inactividad de 2 a 3 dias, se noto un rapido incremento en el peso fresco de la hoja, en el momento en que el contenido total de clorofila alcanzo valores estables basados en peso fresco. Oxgeno activado y agentes que generan radicales libres de oxgeno, tales como las ciclicz ionizantes, inducir lesiones en el ADN que numerosas deleciones, mutaciones causan y otros efectos genticos letales.
Molybdenum deficiencies are found mainly on acid, sandy soils in humid regions.
Activity commenced when rapid synthesis of chlorophyll was initiated. La cciclica de nutrientes durante las primeras Nueve semanas de establecida la plantacin es muy baja, luego se incrementaencontrndose que los valores mximos de absorcin ocurren en las semanas 18, 23 y 28, etapas que coinciden con las etapas de mayor produccin de frutos.
Protection against photodamage is a multilevel process.
The first line cicllca defense is suppression of damage by quenching of excess excitation as heat. Most soils contain sufficient levels of chloride for adequate plant nutrition. Cool, wet weather enhances iron deficiencies, especially on soils with marginal levels of available iron.
Fisiologia y Nutricion Vegetal
Overall picture of the regulation of photon capture and the protection and repair of photodamage. Molybdenum has a significant effect on pollen formation, fotoosforilacin fruit and grain formation are affected in molybdenum-deficient plants. Copper deficiencies are mainly reported on sandy soils which are low in organic matter. The most visible zinc deficiency symptoms are short internodes and a decrease in leaf size.
This results in a stunted appearance rosettingbarren ears due to poor pollination, hollow stems and fruit hollow heart and brittle, discolored leaves and loss of fruiting bodies.
RA-CIAT spa Cyclic phosphorylation with phenazine methosulfate and noncyclic phosphorylation and reduction with ferricyanide were detected in isolated chloroplasts from greening bean leaves after 3- 4 h of illumination. Photophosphorylation and photoreduction appear concomitantly but initially are uncoupled The effects of humidity and cytokinin on growth and water relations of salt-stressed bean plants Clasificacion del frijol comun Phaseolus vulgaris L.
Research indicates a close correlation between leaf chlorophyll content and leaf N content because much fotofosfrilacin the leaf N is contained in the chlorophyll.
More than one deficiency or toxicity can produce symptoms, or possibly an abundance of one cidlica can induce the deficiency of another e. Delayed maturity also is a symptom of zinc- deficient plants.
Print Add to your cart remove More searches Search for this title in: Formadas por un ncleo porfirnico tetrapirrlico cotofosforilacin un tomo de Mg en el centro; presentan una cadena hidrocarbonada de fitol embebida en la membrana del tilacoide.
Poor mobility in plants suggests the need for a constant supply of available zinc for optimum growth. Los carotenos y las xantfilas.