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Responses of Rumex obtusifolius L. to several 'hormone' herbicides : being a thesis submitted in partial fulfilment of the requirements for the degree of [Master of] Agricultural Science, University of New Zealand, Massey Agricultural College
(Massey Agricultural College, 1952)
Weeds have been a problem to man ever since he began to till the soil. Their presence is a factor lowering yield and increasing the cost of production of almost every economic crop. Weed eradication and control measures ...