What species prodominates in rhizosphere?

Where is nutrient release greatest on roots?

What are areas where lateral roots branch off?

What do the products that are diffused from the rhizosphere do?

What is rhizosphere research aiming to do?

Erwinia carotarova

What are pathogens to food supply?

PGPR

Direct effects of beneficial microbes

What does ACC deaminase do?

Indirect affects of beneficials

Pseudomonas fluorescens and root rot

Take-all

Take-all decline

Why does pythium ultimum kill Ggt?

Antibiosis

Induced systematic resistance

Competition for niches and nutrients

Niche exclusion

Substrate competition

Antibiotics

Phylloplane

What is the environment like on the phylloplane?

What type of bacteria inhabit the phylloplane?

Pseudomonas syringae pr actinidiae

Secretion of Auxin

Syringomycin

EPS in P.syringae

What does Ice nucleation active mean?

What does ice nucleation prevent?

What is ice nucleation dependant on?

Ina- mutants

Rain making bacteria

Fire blight and pre-emptive competition

Advantages of microbial biocontrol?

Disadvantages of microbial biocontrol

What type of bacteria is Rhizobium?

What is the rhizobium legume symbiosis like?

Outline the early steps of nodule formation

Stages of root formation after infection thread

Bacteriod

Peribacteroid membrane

What does the legumes produce in exudate to signal the right rhizobium?

What does signals the plant to start root hair curling?

NOD genes

Mesorhizobium loti

The mesorhizobium island

What genes are needed for conjugation?

Model for symbiosis island transfer

Regulatory nod genes

Structural nod genes

Plant response to Nod factors

How do plant receive Nod factors?

What rhizobium genes are essential for symbiosis

Nitrogen fixing reaction

What is the minimum ATP for Nitrogen fixing?

What is the nitrogenase enzyme inactivated by?

What can inhibit transcription of nif and fix?

Bacteriods electron transport chain is...

What is the role of leghaemoglobin

What does the host plant supply the bacteroid with for energy?

Dct

Ammonia assimilation

Function of FixL and FixJ system

FixL

What occurs with FixJ and FixL in presence of oxygen?

What happens with FixJ and FixL when no oxygen are around

Mycorrhiza

What are the benefits of the mychorrhizal symbiosis?

How widespread is mycorrhiza

Ectomycorrhizae

Endomycorrhizae

Where is ectomycorrhizae found?

What does ectomycorrhizae form?

The two types of Endomycorrhizae

Endotrophic

Orchids

Arbuscular

PAM

PAS

Strigolactones

Myc

PPA

What does hyphae induce in inner cortical cells?

What kind of molecule is Myc

What is the link between rhizobium and mycorrhizae?

Benefits of mycorrhizae