Mohammed Fayyadh

13 Questions 115 Answers 0 Followers

Questions related from Mohammed Fayyadh

What is the importance of tomato seeds in transmitting vascular wilt pathogens and other causes?

I need some article about the most important fungi and bacteria which were transmitted by tomato seeds.

08 April 2023 6,487 1 View

Is there any literature about Trichoderma longibrachitum as biocontrol agent ?

We isolate many species of Trichoderma .molecular identification revealed some of them are T.longibrachitum ,which exhibited high antagonistic activity against some plant pathogenic fungi,however...

07 August 2019 8,030 5 View

What is the most important problems associated with formulation of Trichoderma spp as biopesticide?

we are trying to formulate Trichoderma spp .as biopesticide so we want to know what is the problems associated with this process.

23 February 2019 8,414 9 View

Does Phytophthora infestans transmitted by Tomato seeds?

Severe infection of late blight on tomato plant occurred recently in Basrah we would like to know if the causal agent can be transmitted by seeds.

09 January 2019 8,789 10 View

How can we explain that hypersensitive reactions associated in some cases with facultative patogens since these can grow well on dead tissue?

I am working on tomato leaf spot caused by Alternaria alternata ,in some experiments we noticed that plant inoculated with some biotic agent can protect them from A. alternata infection.

25 August 2017 4,797 4 View

What is the best concentration of pure chitin as plant inducer of SAR?

we want to test cell wall component of Chaetomium globosum such as chitin for their ability to induce SAR in Tomato plant against leaf spot disease.

19 May 2017 2,567 17 View

Does soil solarization change chemical and physical properties of the soil?

i want to know if soil sterilization can change C/N ratio ,N ,P and k content of soil

18 May 2017 8,987 34 View

Does anybody used aquatic weeds in control of soil borne fungi?

we have a lot of aquatic weeds specially in marsh ,i want to test their ability in control of some soil borne fungi

21 April 2017 6,175 7 View

Does Pestalotia spp produced mycotoxin in nature or on artificial media ?

I isolate this fungus from some fruit so i want to know if its produced mycotoxin or not .

31 March 2017 1,819 7 View

Dose any body have any information about diseases of Sidra tree (i)Ziziphus spina-christri)?

Sidra tree among the most important trees in Basrah because its high economic value as price of one Kg of sidra friut reached 10-12 iraqi dinar,its also grown for honey bee production, I want to...

10 March 2017 6,150 6 View

What is the recent status of red Palm weevil control,especially biological control ,are there new equipment used in there detection ?

Red Palm weevil is new pest in Iraq , first record of this insect was in 2015,so i would like to knew about there control and there detection.

03 March 2017 5,197 5 View

Dose any body know about the Risk of Bacillus thuringinesis to human health?

Bacillus thringinesis widely used in insects biological control ,i would like to know more about there risk to human health.

03 March 2017 8,912 4 View

Dose anybody know about application of Trichoderma spp in insects control?

anyone how work with Trichoderm

20 November 2016 3,058 10 View