Jim Jasper

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Nitrogen management has been intensively studied on several crops and recently associated with variable rate on-the-go application based on crop sensors. Such studies are scarce for sugarcane and as a biofuel crop the energy input matters, seeking high positive energy balance production and low carbon emission on the whole production system. This article(More)
ACKNOWLEDGEMENTS: Authors are listed in alphabetical order; all contributed equally. ABSTRACT: Although social movement scholars in the United States have long ignored activism over immigration, this movement raises important theoretical and empirical questions, especially given many immigrants' lack of citizenship. Is the rights " master " frame, used(More)
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