How much P represent 20 ppm in soil analisis, 40 Kg/ha for one year?

Angel MARCELO Calvache Ulloa @Angel_Calvache_Ulloa

06 June 2016 1 7K Report

It is true? It is the P available for a crop only?

Angel MARCELO Calvache Ulloa

Please, helpme whith te correct answer

Badges
Science topic

Similar topics
Agriculture
Soil Science
Soil

More Angel MARCELO Calvache Ulloa's questions See All

Como hago una recomendacion de fertirrigacion de un cultivo si no conozco cuanto y cuando debo regar por el cambio de las lluvias?

En la agricultura a campo abierto es difícil predecir las lluvias. No se puede saber cuando y cuanto debo regar. Como hacer una recomendación de fertirrigacion si no conozco la lamina de riego?

01 February 2018 8,587 1 View

How to calculate the supply of nutrients by soil analysis ?

Fertilizer, fertirrigation

05 June 2016 3,405 4 View

Which is the best formula to calculated the quantity of fertilizer?

My crop need 80 kg/ha of P and in my soil we have 10 ppm of P.

05 June 2016 5,822 36 View

What are the rigth time to aplied fertilezer in oil palm

In Ecuador we have 400.000 ha of oil palm and ned to know what are the rigth time to aplied mineral fertilizer in the soil

01 January 1970 9,780 3 View

Please, could you provide me with some actual experience in food irradiation with gamma rays?

01 January 1970 5,185 1 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

What condition of Kirat Rai's participation in politics before and now in Nepal?

The political participation of the Kirat Rai community in Nepal has evolved significantly over time: Historical Context Historically, the Kirat Rai people, like many indigenous groups in Nepal,...

05 August 2024 5,950 1 View

How do soil microbes affect plant health and productivity and how do plants interact with soil microorganisms and contribute to soil fertility?

31 July 2024 5,087 4 View

How do pollutants in soil affect soil microorganisms and role do microorganisms play in nutrient cycling and soil fertility?

31 July 2024 368 2 View

What is the role of microorganisms in soil fertility and crop production cycles and role of microorganisms in mineral transformation?

31 July 2024 8,483 8 View

What does the difference \lambda_j - \lambda_{j+1} represent in relation to the conjugate partition of \lambda?

For a partition of an integer \lambda, what does the difference \lambda_j - \lambda_{j+1} represent in relation to the conjugate partition, , with \lambda_j being the j-th element of \lambda?

23 July 2024 8,008 1 View

What sustainable management strategies can be used to prevent soil erosion and role of biodiversity in sustainable agriculture?

22 July 2024 5,672 4 View

Does the soil contamination correction factor for decomposing leaf biomass vary according to space and season?

The question refer to leafy biomass decomposition using litterbag techniques.

11 July 2024 2,078 0 View

Can anyone confirm the bench mark value of Effect Size (ƒ2)?

Effect sizes are evaluated as small (0.02), medium (0.15) or large (0.35) respectively, according to Cohen (1988). OR According to Cohen (1988; 2019), the f2 values of 0.10 represent small effect;...

29 June 2024 830 1 View

After training an XGBoost model using K-fold cross-validation, Can I use SHAP to interpret this dataset?

In other words, I did not use the trained XGBoost model to make predictions on the test set and then use SHAP for interpretation. The reasons are as follows: Even with the best and most...

26 June 2024 7,332 1 View