Tussock Grassland is the indigenous grassland of New Zealand. It occupies an area of some 14,000, 000 acres of which approximately 13,000,000 acres occur in the South Island. Originally tussock grassland occupied most ...

The primary aim of this investigation has been to study the biology of Haplothrips niger on red clover in New Zealand. The various aspects of the biology which it was intended to study were: i. A full description of all ...

In New Zealand during the last two or three years, a scheme of wool research termed “Wool Survey” which exploits the naturally occurring variation among animals, has been developed on an extensive scale. Visual judgements ...

The pea crop is classified as one of the principal field crops in New Zealand according to the New Zealand Official Yearbook (1945). Over the last five years, although there has been an increase in the total yield, the ...

The importance of the potato crop in World Agriculture cannot be gainsaid. Unfortunately this major crop of ours in heir to a large number of diseases, both parasitic and non-parasitic, and consequently potato culture in ...

Part I - Thermodynamics of solution. The present investigation was carried out as part of a wider plan to determine the effect of methanol in breaking down the water structure in water-methanol mixtures and the possibility ...

Over twenty years ago, during the course of the early investigations into chemistry and physiology of vitamin A, it was found that the potency of herbage was related to its carotene content and mainly as a result of the ...

Polarographic chemical analysis, although invented only twenty-five years ago, has already become a standard method for the research worker and industrial analyst alike. The variety of topics in pure, bio- and commercial ...

The available evidence suggests that speckled leaf blotch of wheat is increasing in severity in Canterbury. Prior to 1947 it was practically unknown in the province, but in November of that year a wheat crop at Lincoln ...