The instruction manual must be read carefully and referred to whenever necessary. Some portable devices such as HORIBA model B-l 1 2 are recommended. Electric conductivity units The official international unit is the millisiemens per meteranbsp;...
|Title||:||Citrus Nurseries and Planting Techniques|
|Author||:||Bernard Aubert, Guy Vullin|
|Publisher||:||Editions Quae - 1998-01-01|