Results 31 to 40 of about 77,937 (212)

Phosphorus cycling through phosphine in paddy fields [PDF]

Science of The Total Environment, 2000
Phosphine emission fluxes from paddy fields, phosphine ambient levels in air, and the vertical profile of matrix-bound phosphine in soil have been measured throughout the growing season of rice in Beijing, China. It was found that both the seasonal and diurnal emission fluxes and ambient levels fluctuate significantly.
S H, Ha, Y H, Zhuang, J A, Liu, D, Glindemann   +3 more
openaire   +2 more sources

Distribution of mosquito larvae in rice field habitats: A spatial scale analysis in semi-field condition [PDF]

, 2019
The distribution of the mosquito larvae in the breeding habitats varies at the spatial scale depending on the availability of the resources and the predators.
Gautam, Aditya, Malini, Kundu, Milita, Roy, Soumendranath, Chatterjee   +3 more
core   +2 more sources

Investigation of Spatial Distribution of Radiocesium in a Paddy Field as a Potential Sink [PDF]

, 2013
Surface soils, under various land uses, were contaminated by radionuclides that were released by the Fukushima Daiichi Nuclear Power Plant accident. Because paddy fields are one of the main land uses in Japan, we investigated the spatial distribution of ...
Iwatani, H, Onda, Y, Sakaguchi, A, Takahashi, Y, Tanaka, K, Yoshimura, K   +5 more
core   +4 more sources

MORPHOLOGY, CHARACTERISTIC AND SOIL CLASSIFICATION OF PADDY FIELD IN THE PINOGU PLATEAU, BONE BOLANGO REGENCY

Jurnal Agrotek Tropika
Paddy fields are the main source of rice production in Pinogu District, thus supporting food security in this district, but have not been managed based on the soil properties.
Nurdin Nurdin, Ismail Yusuf, Muhammad Arief Azis, Rival Rahman   +3 more
doaj   +1 more source

Spread of HPAIV H5N1 from south china agro-ecosystems through wild birds migration: a multidisciplinary approach [PDF]

, 2012
Agricultural intensification in South China has increased densities of domestic ducks raised on intensively irrigated paddy fields, an important factor of the persistence of H5N1 highly pathogenic avian influenza virus (AIV) persistence.
Cappelle, Julien, Newman, Scott, Takekawa, John Y., Xiao, Xiangming, Zhao, Delong   +4 more
core  

Perencanaan Pengembangan Lahan Sawah Di Kabupaten Kubu Raya [PDF]

, 2016
As one of the alternative location for paddy fields development, Kubu Raya Regencyhave a problem with lack of information on the land suitability and land availability.
Munibah, K. (Kursatul), Nurdin, S. (Sandi), Widiatmaka, W. (Widiatmaka)   +2 more
core   +2 more sources

Determining effect of fertilization on reactive nitrogen losses through nitrate leaching and key influencing factors in Chinese agricultural systems

Agricultural Water Management
Nitrate leaching is the main pathway of reactive nitrogen loss in Chinese agricultural systems, leading to groundwater contamination. However, the effect of fertilization on reactive nitrogen losses through nitrate leaching under various natural ...
Shenglin Wen, Ningbo Cui, Yaosheng Wang, Daozhi Gong, Liwen Xing, Zongjun Wu, Yixuan Zhang, Zhihui Wang   +7 more
doaj   +1 more source

Wild birds in south china agro-ecosystems and long-distance spread of H5N1 [PDF]

, 2011
Agricultural intensification in South China has increased densities of domestic ducks raised on intensively irrigated paddy fields, an important factor in the persistence of H5N1 highly pathogenic avian influenza virus (HPAIV).
Cappelle, Julien, Newman, Scott, Takekawa, John Y., Xiao, Xiangming, Zhao, Delong   +4 more
core  

Evaluation of agricultural ecosystem services in fallowing land based on farmers' participation and model simulation [PDF]

, 2012
Fallowing with green fertilizer can benefit agricultural ecosystem services (AES). Farmers in Taiwan do not implement fallow practices and plant green fertilizer because the current subsidy level (46,000 NT$ per ha) is too low to manage fallowing.
Chang Kang-tsung, Liu Yen Lan, Stoorvogel, J.J., Sun Chin Hong, Verburg, P.H.   +4 more
core   +2 more sources

The Transition from Conventional to Organic Rice Fields Affects Soil Chemical Properties, Growth and Yield of Rice var. Mentik Wangi Susu [PDF]

BIO Web of Conferences
The high use of synthetic fertilizer and pesticides in paddy field practice was not sustainable and resulted in decreased production. Therefore, organic farming is one of the solutions.
Abdillah Mohamad Basith, Sulistyaningsih Endang, Kurniasih Budiastuti   +2 more
doaj   +1 more source