News tagged with fertility rate

World population likely to peak by 2070

World population will likely peak at around 9.4 billion around 2070 and then decline to around 9 billion by 2100, according to new population projections from IIASA researchers, published in a new book, World Population and ...

dateOct 23, 2014 in Social Sciences
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Understanding the continuous corn yield penalty

As escalating corn prices have encouraged many farmers to switch to growing corn continuously, they wonder why they have been seeing unusually high yield reductions over the past several years. The University of Illinois ...

dateMar 21, 2013 in Ecology
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Spring nitrogen fertilizing for optimal wheat production

With longer and warmer days, wheat seeding and fertilizing has begun across the state. Using the right fertilizer source, rate, timing and placement is important for optimal production. Montana State University Extension ...

dateApr 24, 2012 in Other
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