How could I obtain a free copy of VAVILOV, N. I. Origin and geography of cultivated plants. (Translated by Doris Löve)?

More Antonio López Almirall's questions See All

¿Are oxygen vacancies in semiconductors capable to change the band gap?

Dear all! Oxygen vacancies do raise negatively the Fermi level by increasing the negative charge in the semiconductor crystal structure. In the case of n-type semiconductors, I wonder if this...

30 July 2024 8,339 2 View

What is the solubility of Iron (+3) in Bismuth Oxide?

Dear all: I am modifying Bismuth Tungstate with Hematite (Fe2O3), so I would like to know about how much Iron(+3) can form a solid solution in a Bismuth Oxide matrix. Best wishes Marco

29 July 2024 2,163 1 View

How to express spinors with an arbitrary change of coordinates?

A spinor field in classical differential geometry is defined as a section of a spinor bundle, which is by definition the associated bundle constructed from the spinor representation and the...

14 May 2024 400 0 View

Would it be proper to mark species that do not migrate as "stationary" or "sedentary" ?

I am curious how should i label species in a certain swamp habitat, since i want to make a difference between the migratory and the "stationary" species. Both of the terms i mentioned in the title...

11 May 2024 3,216 5 View

Scotch tape Life Cycle Assessment or production environmental impacts?

Hi all, In the framework of a LCA of perovskite solar cells, I am looking for information about scotch tape, that is used to recover the metals deposited in some layers. Does anyone know of...

18 April 2024 1,678 0 View

Is there any relation between surface area and amorphization degree in high-energy ball-milled activated carbon? The main source could influence?

I milled two activated carbons, with different main sources (shell nutt and bituminous coal). The shell nut AC did not increase in surface area but had some degree of amorphization after milling....

17 April 2024 3,897 1 View

Culturing and mineralization protocol for MC3T3-E1 Sub 14 osteoblasts?

Recently, we have been encountering challenges in our laboratory in achieving satisfactory mineralization of MC3T3-E1 cell line. We would like to determine the optimal concentration of Ascorbic...

13 March 2024 7,500 1 View

¿Cómo puedo saber si una intervención con adolescentes problemáticos ha sido eficaz, o si por el contrario no ha sido adecuada?

Esta pregunta se refiere ha como podemos saber, si después de una intervención, ya sea en grupo o individualmente, a la hora de tratar con adolescentes problemáticos, nuestra intervención a sido...

11 March 2024 7,801 2 View

¿Cuáles son las principales acciones de respuesta del trabajo social, con respecto a menores en riesgo de exclusión social?

Esta pregunta hace referencia a las principales actuaciones, que un trabajador o una trabajadora social, debe de aplicar cuando se encuentra con un menor en riesgo de exclusión social, para que no...

11 March 2024 3,551 2 View

When and where was the term "Univalvia" used for Mollusca?

while attending class my professor asked us to count benthic species,and in my counting i mentioned sea snails,certain i have read multiple times that their classification is "univalvia" since...

27 February 2024 365 5 View

How can women be responsive when they can make love for hours?

… with my present female lover … she and I spend anywhere from two hours to six hours in caressing, touching, cuddling, hugging, lip kissing, deep kissing and intimate conversation before,...

11 August 2024 4,521 0 View

What is the reason for current dropping in OER , LSV curve?

I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...

10 August 2024 3,629 1 View

Why do men not accept that continually hassling for sex proves that they want it more than their partner?

Your partner’s not there to service you, it’s not their job to keep you sexually satisfied. You’re together because you love each other and want to make each other happy. Constantly hassling them...

08 August 2024 1,491 0 View

What may be the reasons for failures of Tube toi Tube Sheet Joints in Boiler Drum ?

We have observed that tube to tube sheet joint leaked in our boiler and needs to overcome same by knowing the root cause.

08 August 2024 3,161 0 View

Does exposure to toxins during pregnancy increase early puberty risk?

I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from experts in the field. If you are an expert or researcher working on...

02 August 2024 8,361 0 View

How do environmental toxins interact with genetic predispositions to increase cancer risk?

I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from experts in the field. If you are an expert or researcher working on...

02 August 2024 2,627 1 View

What is the problem with these tissue culture plants?

All plants are green but some of these plants becomes yellow. I did not found any reason. Please help me to find out the real problem.

01 August 2024 589 4 View

Why do men and women confuse platonic love and sex?

Women associate affection with love. … Men associate affection much more directly with sex. … Men see affection of any kind as a sexual invitation. Many women find this bewildering. (Kramer &...

30 July 2024 9,498 2 View

Why do women use fantasy to achieve arousal alone?

Women also often find it easier to fantasise when self-pleasuring than in sex with a partner. The immediacy of someone else’s needs actually inhibits the expression and satisfaction of their own....

26 July 2024 8,351 2 View

Can I use Likert scale with Paired Sample T-test?

Hey researchers! I am currently doing a research about to what extent in which A has accelerated the inclusiveness of the payment system in my country. Down below are a few examples of the...

26 July 2024 5,654 3 View

Carl Alexander Frisk

https://shipunov.depo.msu.ru/shipunov/school/univ_110/papers/vavilov1926_centers_of_origin_of_cultivated_plants.pdf

Dagmar Popjakova

Good morning, I do not have a origin. I have only this:

Article VAVILOV, N. I. Origin and geography of cultivated plants . (...

Please find them, Dagmar Popjakova

Lewis Grattan

Does your institution have any links with any local colleges or universities (or universities abroad)? If so you should be able to access copies from their online libraries with their permission. Also if you are an alumni from your university then you may have permanent access to all of their books.