SOME ASPECTS OF THE NODULATION PROBLEM OCCURRING IN THE WITHER HILLS

FOR SOME YEARS NOW, J. P. Beggs, Farm Advisory Officer at Blenheim, has been concerned with problems of establishing legumes in the hill country about Blenheim. The natural cover on this country consists of an almost pure sward made up of five species of Notodanthonia. Because of the steep nature of the country, oversowing is the only practical method of pasture improvement, and this fails because legumes do not establish adequately. The writer has been interested in this problem for some time and the following is an interim report on some factors which appear to be involved.