What is the best solvent for chitosan powder?

I want to use Chitosan as foliar spray on pomegranate trees .The material i want to use was solid ,so what do you advice me to use as a solvent before dillution in water?

01 February 2018 2,309 3 View

How do you see the future of Iraqi scientific journals?

After the new step of most Iraqi scientific journals to convert its publishing language from Arabic into English.How do you see the future of this journals?

31 December 2017 4,478 2 View

What is the more acceptable expression between these two statements:1- Leaves Nitrogen content(100%).2-Leaves Nitrogen Concentration (100%)?and Why?

When we read research papers we met two ways to express Nitrogen amount in plant leaves ,the first was "Leaves nitrogen content % " , and the other was "Leaves nitrogen concentration %" ,so that...

11 December 2017 7,802 0 View

What is the reason for poor participitations of Iraqi universities teachers in RG platform ?

Our universities participate its members in RG as apart of their seasonal evaluation, but i notice that the actual participation number of colleagues belonged to these universities are very...

11 December 2017 5,198 0 View

Are there any deciduous fruit crop belonged to monocotelydonous plants?

Previously i am asking the same question , but no one answered me.Can anyone told me why?

11 December 2017 2,455 1 View

Are there any differences between the following two expresses.1-Leaves nitrogen content(%).2- Leaves nitrogen concentration(5).?

There are many view point related the expression of nutrient content in plant leaves for examples.I need yours view points about this state.Which is most correct of these view points ,is...

11 December 2017 6,341 0 View

What is the critical rates we can use safely for nano fertilizers as foliar spray on citrus rootstocks?

I wish to conduct an experiment using nano fertilizers as foliar spray on citrus root stocks, but the problem faced me is the rate of these fertilizers which i can use safely. please share me...

09 October 2017 1,895 0 View

Do you agree that all deciduous fruit crops are belong to dicotyledonus plants?

I think that all deciduous fruit crops belong to dicotyledonous plants.Do you agree with me?

08 September 2017 9,527 1 View

Are there any deciduous fruit crop belong to monocotyledonous plants?

07 August 2017 791 3 View

Are there relationship between Azospirillum sp., Pseudomonas sp. bacteria and boron content in plant tissue?

07 August 2017 1,597 1 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How to remove DCU and HOBT from my reaction?

I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??

28 February 2021 2,153 1 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

How can I set up a good fit SEM model in AMOS?

I am trying to make an SEM model in AMOS for my dissertation but having some trouble with getting a good fit. I am looking for relationships between self-efficacy reported on a Likert scale and...

26 February 2021 8,642 4 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View