14 Questions 13 Answers 0 Followers
Questions related from Walid Raafat Nakhlaa
A bunch of flower for everybody. I would like to ask about the list of journals which we can publish our paper for free. Thanks in advance. Sincerely Walid
26 February 2021 10,220 3 View
could you please guide me in statistical analysis , i have 4 lines under control and stress ,firstly I need to know the significant between the control ans stress , i cant do it by Duncan ,...
01 August 2019 8,617 3 View
I wondering if you could help me to get formula for measuring chlorophyll a , b, ant total please
21 June 2019 252 5 View
I need to prepare 50mM sodium phosphate buffer, so I would like to know which component and the concentrations. thank is advance
15 June 2019 4,269 0 View
hi everyone , i used the EC meter to prepare 10ds/m saline solution , and i found formula to how to calculate the ds/m that is EC*800 for preparing 1 ds/m .so now based one this formula i should...
23 April 2019 4,967 1 View
hi everybody , i am measuring the MDA content in the rice leaves i used the weave length 532, 450 , and 600 and i used this formula 6.45(A532-A600)-0.56*(A450) to get the the content with umol/g...
08 April 2019 2,341 2 View
Good morning everybody .I hope you are well , could you please guide me hoe can I find the newest and recently published paper in my filed?I appreciate your guidelines, thanks in advance
18 December 2018 7,191 12 View
greeting to everybody , please I need test different levels from NaCl on rice seedling in sand soil , thus i how can i prepared 6 ds/m and 12ds/m of NaCl? thanks in advance
21 May 2018 9,623 5 View
i already have 5 sequence genes that have high similarity with each other, so i need design primer for each one for qpcr to identify the expression pattern , please does anyone help me to do this...
03 December 2017 8,738 3 View
Alright I have a dumb question that I should know the answer too. I am doing an experment- I grew soybean plants and fed them different concentrations of nitrogen to see if it had any effect on...
02 November 2017 7,106 16 View
hello every body i need to calculate the optical density for bacteria agriculturist which the range is optimize and then how to calculate OD when i need mix tow bacteria to study the interaction...
21 September 2017 382 4 View
good morning every body , i isolated DNA from tissue's plant. how to check the quality of DNA . thanks a lot
28 June 2017 6,831 7 View
I need to make stranded curve for sodium and potassium ,so how much should i weight form both sodium and potassium to get 1000 ug /l concentration? . thanks in advance
01 January 1970 8,781 1 View
Dear all, Can you please tell me which parent that additive allele come from in BRIL populations? I have a BRIL population, lets say it was generated by crossing cultivar (cv.) A with B and cv. A...
01 January 1970 696 10 View
