Now showing items 11-12 of 12
Soil nitrogen studies with particular reference to fruit-tree nutrition : being a thesis submitted in partial fulfilment of the requirements for the degree of Master of Agricultural Science (Hort.) of the University of New Zealand
(Massey University, 1952)
The importance of nitrogen for the nutrition of fruit trees is well established and it is largely for this reason that much attention has been given by overseas workers to factors influencing the level of soil mineral ...
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 ...