Ali Alhayany

11 Questions 250 Answers 0 Followers

Questions related from Ali Alhayany

Are the Polyethylene cover during winter months negatively affect citrus flowering the next spring?

To prevent citrus transplants from low temperatures during winter months i cover many seedlings using polyethylene cover, but in the next spring i notice that covered seedlings gave less flowers...

19 April 2017 9,046 8 View

Are the application of GA3 during winter months affect flowering and fruits quality of Citrus species next season?

I want to know if there is a clear cut answer related with the nature of foliar application of GA3 on Citrus species flowering and fruiting during the next season.

18 April 2017 5,941 2 View

Are there any converting Factor between Chlorophyll content index(CCI) and SPAD unit?

There are many ways to estimate chlorophyll content in plant leaves ,including SPAD unit method and CCI ,so that can any one provide me weather there are any converting factor connect between...

24 October 2016 8,213 4 View

Are the logging of growth media having Aotobacter sp. and pseudomonas sp. affected their population and vigor negatively ?

I want to know if the water logging of container having growth media provided with Azotobacter sp. and Pseudomonas Sp. bacteria affected this bio fertilizers population and vigor?

12 September 2016 908 3 View

Are there any researches interested in the xenia effect of pollen grain source in pome,and stone fruits?

Pollen source affect fruits set and have many effects on fruits characters of pollinated flowers .this phenomena observed in many cross pollinated species(especialy hand pollinated species).So i...

10 June 2016 7,183 4 View

Did environmental conditions affect the time of flower buds induction in deciduous fruit trees?

As we know ,the time of flower bud induction(not initiation)occur during the previous season at constant period for each crop , but I dont know exactely the nature of environmental requierement...

21 May 2016 2,988 3 View

Is the value obtained from EC meter for 1:1 saturated paste represent the final value or it must be multiplied with correcting factor?

I want to mesure ECe for field soil so my question is the read obtained from EC meter for 1:1 saturated paste represent the real value ,or this read must multiplied with correcting factor. thanks

09 May 2016 5,652 9 View

Can I use injection method in trunks of fruit trees to fertilize trees ?

I think to use injection method to applied trees with needed nutrients but i have no references in this line.

06 March 2016 4,117 6 View

Did jujube flowering require chilling hours?

In Iraq jujube give fruits 2 times a year, and as i know flowering occur on new growth of current season.my question related with if jujube cultivars have chilling requirement especially it grow...

26 December 2015 4,787 3 View

How can I convert chlorophyll content in plant leaves from SPAD unit values to mg per gram fresh weight?

23 September 2015 6,112 10 View

Biostimulants application methods

In your opinion, what methods of adding Biostimulants are more efficient and economically beneficial for fruit trees with best effects on growth and yield, are they injecting tree trunk, foliar ,...

01 January 1970 8,678 5 View