Verwysings
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- Campbell , A.G. , Phillips , D.S.M. and O'Reilly , E. D. 1962 . An electronic instrument for pasture yield estimation . J. Brit. Grassld. Soc. , 17 : 89 – 100 .
- Edwards, P.J., 1968. Unpublished report on visit to Australia and New Zealand.
- Fletcher , J.E. and Robinson , M.E. 1956 . A capacitance meter for estimating forage weight . J. Range Mgmt. , 9 : 96 – 97 .
- Johns , G.G. , Nicol , G.R. and Watkin , B.R. 1965 . A modified capacitance probe technique for estimating pasture yield. I. Construction and procedure for use in the field . J. Brit. Grassld. Soc. , 20 : 212 – 217 .
- Johns , G.G. and Watkin , B.R. 1965 . A modified capacitance probe technique for estimating pasture yield. II. The effect of different pastures, soil types and dew on the calibration . J. Brit. Grassld. Soc. , 20 : 217 – 226 .