共 22 条
[1]
BARLEY K. P., 1955, AGRON JOUR, V47, P145
[2]
THE ROOT GROWTH OF IRRIGATED PERENNIAL PASTURES AND ITS EFFECT ON SOIL STRUCTURE
[J].
AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH,
1953, 4 (03)
:283-+
[5]
Du Toit MMS, 1930, J AGR SCI, V20, P478
[6]
GARWOOD EA, 1967, J BRIT GRASSLAND SOC, V22, P121
[7]
SOME EFFECTS OF SOIL WATER CONDITIONS AND SOIL TEMPERATURE ON ROOTS OF GRASSES .I. EFFECT OF IRRIGATION ON WEIGHT OF ROOT MATERIAL UNDER VARIOUS SWARDS
[J].
JOURNAL OF THE BRITISH GRASSLAND SOCIETY,
1967, 22 (03)
:176-+
[8]
GARWOOD EA, 1965, THESIS U READING
[9]
GARWOOD EA, 1967, 1966 GRASSL RES I AN, P72
[10]
GOEDEWAAGEN M. A. J., 1950, Landbouwkundig Tijdschrift, V62, P469