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Physiological aspects of milk ejection : a thesis submitted in partial fulfilment of the requirements for the Degree of Master of Agricultural Science in the University of New Zealand
(Massey University, 1952)
During the latter part of the last century, a number of physiologists conceived the idea that the functions of the mammary growth and milk secretion were under the control of the nervous system. As a consequence, many ...
The influence of importations on the New Zealand pedigree Jersey breed and the level of inbreeding, 1895-1950 : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science of the University of New Zealand
(Massey University, 1952)
Of the 1,845,000 dairy cows in milk in New Zealand in January 1950, 85% were either purebred or grade Jersey cattle (A & P Statistics 1950). With the exception of the Island of Jersey no other country has such a predominance ...
Some aspects of gene dosage effects in N-type sheep : a thesis submitted in part fulfilment of the degree of Master of Science, Massey Agricultural College
(Massey University, 1952)
A study of gene dosage effects in N-type sheep has been made using the fibre type array method and the
medullometer method developed by Elphick and McMahon. As the position was complicated by gradients
occuring in the ...
The market milk industry in New Zealand : being a dissertation presented in partial fulfilment of the requirements for the degree of M. Agr. Sc. (Dairy Tech.), Massey University College, University of New Zealand, June, 1952
(Massey University, 1952)
Milk is the most important of all foods for the human race. Throughout the ages it has been the sole food of the very young and has been part of the diet of adolescents and adults of the white races. It has been especially ...
A study of milk production as it affects lamb growth in Romney and Cheviot crossbred sheep : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science of the University of New Zealand
(Massey University, 1952)
Romney and Cheviot Threequarter bred 6 year old ewes, all with twin lambs, were found to produce similar quantities of milk in a 12 week lactation. The Cheviot halfbred ewes produced less milk than either the Romney or 3/4 ...
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 ...
A study of the effects of plane of nutrition on milk secretion and lamb growth in Romney sheep, and the effect of weaning date on the growth of Romney lambs : a thesis presented in partial fulfilment of the requirements for the degree Master of Agricultural Science of the University of New Zealand
(Massey University, 1952)
The productivity of an animal depends on two factors, its potentiality, which is governed by its hereditary make-up, and the extent to which that potentiality is allowed to develop, this being regulated by the environment ...
Herd recording in New Zealand : being a dissertation presented in partial fulfilment of the requirements for the degree of M. Agr. Sc., Massey Agricultural College, University of New Zealand
(Massey University, 1952)
Recent developments have made herd recording in New Zealand the responsibility of a single organisation, the New Zealand Dairy Board, and since August 1st, 1951, there has been virtually only one system of recording. ...
Genetic changes in a New Zealand pedigree Jersey herd : being a thesis presented in partial fulfilment of the requirements for the degree of M. Agri. Sc., Massey Agricultural College, University of New Zealand
(Massey University, 1952)
The majority of sires used in New Zealand herds are obtained from pedigree breeders and in consequence, the genetic merit of the national herd depends largely upon the quality of the pedigree section of the cattle breeding ...
An analysis of the 1948 Jersey heifer registration data to provide information concerning some features of New Zealand pedigree Jersey cattle
(Massey University, 1952)
At present there is a lack of information concerning the breeding methods practised by owners of pedigree dairy cattle in New Zealand. This deficiency is a serious handicap in attacking some of the major problems facing ...