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Site Characteristics
There are
two rice-growing seasons per year in Central Vietnam:
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Spring
season from December to April
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Summer
season from May to early September
Research
Sites
Development of SSNM recommendation (2005 onward)
Activities, including the use of nutrient omission plot trials,
to develop SSNM recommendations began in 2005 on different soil
types in Thua Thien-Hue and Quang Nam Provinces. In 2006,
activities expanded to Binh Dinh Province (Fig. 1).
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