Assessment of intensity of Cercospora disease on sugarbeet. 2.
1989
Rossi, V. (Univ. della Basilicata, Potenza (Italy). Ist. di Patologia Vegetale e Forestale) | Battilani, P.
Indications are given about sampling in assessment of intensity of Cercospora disease on sugarbeet. The number of samples vary with the accuracy required in the assessment. It can be reduced with heavy intensity of disease. A table is given that can help in defining the dimension of the sample
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Эту запись предоставил ZB MED Nutrition. Environment. Agriculture