Bijay Singh

10 Questions 42 Answers 0 Followers

Questions related from Bijay Singh

Will it be possible to produce enough food by completely avoiding the use of mineral fertilizers?

These days there is lot of discussion on zero budget natural farming as a means for doubling the income of farmers in India. With little or no scientific evidence available to show that crop...

08 August 2019 367 101 View

Since 2015 all urea sold in India is neem coated urea. Is there any increase in production or reduction in the use of urea sold as neem coated urea?

In 2015, the Government of India ordered that all urea produced in the country or imported will be sold will be coated with neem oil at the rate of 0.5 kg per tonne. Neem oil is a nitrification...

10 October 2018 9,646 4 View

What is the status of global warming potential in terms of nitrous oxide emission from INM systems as followed in South Asia?

Integrated nutrient management based on combined use of organic amendments and chemical fertilizers is very common in South Asia. A large number of researchers have proven its usefulness in terms...

09 September 2018 1,971 2 View

Why during the last 2-3 decades a large number of papers on integrated nutrient management have been published from South Asia and Africa?

What could be reason that during last 2-3 decades a large number of researchers from South Asia and Africa have published on integrated management of organic and inorganic sources of plant...

06 June 2018 6,334 27 View

Why farmers in developing countries have a tendency to manage fertilizers without getting their soil tested or consulting an expert?

Whether it is lack of faith of farmers on soil testing results and recommendations based on the soil tests or they have tendency to apply more fertilizers to ensure that yields do not suffer due...

04 April 2018 8,885 8 View

It is high time we need to be serious about soil health and soil security. May I invite your comments?

Soil is fundamental to crop production and constitutes the natural resource that provides mankind the most of its food and nutrients. Our very existence is because of the soil. We need to be...

08 August 2017 8,292 63 View

Phosphorus applied to soil and retained in the soil has been termed as legacy P. How can this P potentially substitute for P fertilisers?

In different regions of the world, legacy soil P accumulated from 1965 to 2007 ranged from 160 kg P ha-1 in Africa to 1115 kg P ha-1 in western Europe; world average was 550 kg P ha-1 (Sattari et...

08 August 2017 7,772 3 View

Can Soil Health Cards provided to farmers in India help maintain soil health?

These soil health cards contain information about a few soil physical and chemical properties and some soil test values for plant nutrients.

02 February 2017 863 7 View

What are the advances in nutrient management in rice other than improving cultivars that have potential to further enhance fertilizer use efficiency?

Some of the recent advances in nutrient management in rice are: site-specific nutrient management, controlled release and slow-release nitrogen fertilizers, urease and nitrification inhibitors,...

02 February 2017 4,941 13 View

How can soil scientists make their research more useful?

There are three main ways in which soil science has failed its stakeholders. 1. Over-generalizing recommendations beyond the conditions for which they were developed. 2. Not properly...

01 January 1970 8,069 24 View