WebThis paper reviews the factors determining flowering time and phenology requirement in rainfed lowland rice. Recent developments in understanding of the temperature and photoperiod effects on flowering time of rice resulted in phenology models that can predict flowering time accurately in the irrigated field. However, in the rainfed lowland ecosystem … WebNov 1, 1999 · The rainfed lowland rice According to Zeigler and Puckridge (1995), rainfed lowlands are defined as having level to slightly sloping bunded fields with non-continuous flooding of variable depth and duration. The area occupied in this rice ecosystem in Asia was 36.4 million ha and the average grain yield was 2.30 t ha −1 in 1991 (IRRI, 1997).
Phenology Definition & Meaning - Merriam-Webster
Webphenology, the study of phenomena or happenings. It is applied to the recording and study of the dates of recurrent natural events (such as the flowering of a plant or the first or last … WebDetermination of phenology development in rainfed lowland rice in Thailand and Lao PDR Data provider: National Agricultural Library The National Agricultural Library is one of four … doc atherton
Rainfed lowland rice: physical environment and cultivar …
WebNov 1, 1999 · Europe PMC is an archive of life sciences journal literature. WebNov 1, 1999 · Phenology in rainfed lowland rice 1. Flowering time in rainfed lowland rice. Phenology plays a major role in determination of the grain yield of rainfed... 2. Factors affecting phenology in rainfed lowlands. Photoperiod and temperature are commonly the … WebCrop intensity refers to the number of crops of rice (China and Indonesia) or maize (Nigeria) grown each year on the same piece of land Parameter China Indonesia Nigeria a Irrigated rice Rice Rainfed maize Converted New Converted New Converted New -1 Crop intensity (crops year ) 1.7 1.2 1.7 1.4 1 1 Irrigation proportion (%) 100 100 94 20 Nil ... do cathloc gets circumcised