One substitute, especially in South Asia, could be cassava - which is known to be tolerant to a range of climate stresses.
Dr Lutman believes there could be further problems if, in the future, GM beet and rape were grown in rotation with cereals which were also genetically modified to be tolerant to the same herbicide.
BBC: NEWS | Science/Nature | Field management is 'key for GM'
And now he is going out and pleading tolerance, you know, making fun of Massachusetts as tolerant culture, but he's now, you know, pleading at the Evangelicals to, you know, to be kind to him and not - to be tolerant of his religion.
This was to include providing them with Internet access so that they would be exposed to more tolerant views.
As the Nordic countries' identities change, will they be able to hold on to their old tolerant, rich and happy dream?
"We have to be tolerant with Davor, he will apparently have three matches that same week, " Jozic said of his veteran striker.
And I think one of the things that we have to remember very much in the post-Iraq situation is to be tolerant of all traditions in Wales.
James Urquhart nails it when he describes how modern applications, running in the cloud, still need to be resilient and fault tolerant, still need monitoring, still need to adapt to huge swings in load, etc.
Bank supervisors, because of their preoccupation with systemic risk, have tended to be quite tolerant of anti-competitive behaviour by banks.
EU-hopeful Balts have had to be more tolerant of their ethnic Russians.
' He is amused by my desire to help, tolerant as all Solcavsko folk seem to be of the outsiders who come and homestay at local farms, with their strange enthusiasm and astonishment at such simple matters as churning butter or making salami.
We must be understanding, tolerant and work together to find solutions to the challenge and secure Boston's fair share of dwindling finances.
BBC: Boston council task force makes migrant recommendations
Moreover, such areas tend to become more tolerant as they welcome outsiders, and could be turned off to excessive Republican social conservatism.
They are urging Thais to be a little less tolerant than the country's image as a magnet for night-clubbers and sun-seekers might suggest.
WSJ: In Thailand Today, Teen Monks Express the Spirit to a Rock Beat
But one of the upsides is that it has made me a lot more tolerant than I used to be about the bodily choices of others.
Liz Kerr, who is a lesbian living in Guernsey with her partner, said the island was now a "more tolerant place than it used to be".
Inspector Gary Williams, the area commander, said some people were less tolerant of youngsters than they used to be - children playing football in the street were now perceived by some people as anti-social.
Mr Bush may also be less tolerant of the anti-American gestures of Venezuela's Hugo Chavez, though he would be wise not to be provoked by them.
Feeling poorer after every trip to the petrol station, voters may be less tolerant.
We'll see if those tolerant IMF officials consider the New York charges to be consistent with their admonitions.
And as luck would have it, Morocco's version of Islam proved to be equally moderate, open-minded, and tolerant.
Wahid seems to be hoping for a friendly ear at court for his tolerant and liberal creed.
Jones said she'd like to believe that people are becoming more tolerant of homosexuality, but it may just be that other books are attracting more attention.
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