Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Rajkumar Dhakar"'
Autor:
Kamlesh Kumar, C. M. Parihar, H. S. Nayak, D. R. Sena, Samarth Godara, Rajkumar Dhakar, Kiranmoy Patra, Ayan Sarkar, Sneha Bharadwaj, Prakash Chand Ghasal, A. L.Meena, K. Srikanth Reddy, T. K. Das, S. L. Jat, D. K. Sharma, Y. S. Saharawat, Upendra Singh, M. L. Jat, M. K. Gathala
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract Agricultural field experiments are costly and time-consuming, and often struggling to capture spatial and temporal variability. Mechanistic crop growth models offer a solution to understand intricate crop-soil-weather system, aiding farm-lev
Externí odkaz:
https://doaj.org/article/70548baefbd744ae998d1dd7fdb9ef4a
Autor:
C M PARIHAR, KAMLESH KUMAR, T K DAS, RENU PANDEY, D K SHARMA, V K SHARMA, RAJKUMAR DHAKAR, S L JAT, KIRANMOY PATRA, K SRIKANTH REDDY, AYAN SARKAR, SNEHA BHARDWAJ, Y S SHARAWAT, H S NAYAK
Publikováno v:
The Indian Journal of Agricultural Sciences, Vol 94, Iss 4 (2024)
A study was carried out during the winter (rabi) seasons of 2020–21 and 2021–22 at ICAR-Indian Agricultural Research Institute, New Delhi to assess the effects of diverse tillage and nitrogen management scenarios on growth, development, and yield
Externí odkaz:
https://doaj.org/article/be4de24f826249019b569d7c5fc15299
Autor:
TRIDIV GHOSH, DEBASHIS CHAKRABORTY, BAPPA DAS, VINAY K. SEHGAL, DEBASHISH ROY, RAJKUMAR DHAKAR, KOUSHIK BAG
Publikováno v:
Journal of Agrometeorology, Vol 25, Iss 3 (2023)
Evapotranspiration (ET) plays a crucial role in the energy and water balance of agricultural ecosystems and is a vital component of the hydrological cycle. Efficient irrigation water management relies on accurate spatiotemporal coverage of crop ET ac
Externí odkaz:
https://doaj.org/article/0d145d34f43f4035adcd2f276cc4aa44
Autor:
Pragya Singh, Vinay Kumar Sehgal, Rajkumar Dhakar, Christopher M. U. Neale, Ivo Zution Goncalves, Alka Rani, Prakash Kumar Jha, Deb Kumar Das, Joydeep Mukherjee, Manoj Khanna, Swatantra Kumar Dubey
Publikováno v:
Water, Vol 16, Iss 3, p 422 (2024)
With the increasing water scarcity and the demand for sustainable agriculture, precise estimation of crop evapotranspiration (ET) is crucial for effective irrigation management, crop yield assessment, and equitable water distribution, particularly in
Externí odkaz:
https://doaj.org/article/2a86577835ba4d8ba1b8ea5ec832c481
Autor:
Rajkumar Dhakar, Shivani Nagar, Vinay Kumar Sehgal, Prakash Kumar Jha, Madan Pal Singh, Debasish Chakraborty, Joydeep Mukherjee, P.V. Vara Prasad
Publikováno v:
Frontiers in Plant Science, Vol 14 (2023)
Sustaining crop yield under abiotic stresses with optimized resource use is a prerequisite for sustainable agriculture, especially in arid and semi-arid areas. Water and heat stress are major abiotic stresses impacting crop growth and yield by influe
Externí odkaz:
https://doaj.org/article/1a716cb4d36746e0b28d7bafcbb4ed27
Publikováno v:
The Indian Journal of Agricultural Sciences, Vol 92, Iss 6 (2022)
Terminal heat stress is becoming a major factor in limiting wheat production with increasing evidence of heat stress in present scenario of climate change. Gibberellic acid is one of the major plant hormones playing crucial role in plant development
Externí odkaz:
https://doaj.org/article/7a50e5166e684894a29b59b2fd92b411
Publikováno v:
The Indian Journal of Agricultural Sciences, Vol 91, Iss 8 (2021)
With the growing concern of water scarcity in agriculture, aerobic rice (Oryza sativa L.) is a promising mode of cultivation for reducing water use, although the reduced optimal plant growth and yield are major constraints. Arbuscular mycorrhiza (AM)
Externí odkaz:
https://doaj.org/article/cf21d66234bf4436918b0028dcaa591a
Publikováno v:
The Indian Journal of Agricultural Sciences, Vol 91, Iss 7 (2021)
Understanding the behavior of crops under interactive effect of different abiotic stresses is the need of hour. Present study aimed to examine the interactive effect of late planting and deficit irrigation on wheat (Triticum aestivum L.) growth and d
Externí odkaz:
https://doaj.org/article/2fd65f9f1f0f465f9ed410a826a99b78
Autor:
Shivani Nagar, V. P. Singh, Ajay Arora, Rajkumar Dhakar, Neera Singh, G. P. Singh, Shashi Meena, Sudhir Kumar, R. Shiv Ramakrishnan
Publikováno v:
Frontiers in Plant Science, Vol 12 (2021)
Understanding the physiological mechanism of tolerance under stress conditions is an imperative aspect of the crop improvement programme. The role of plant hormones is well-established in abiotic stress tolerance. However, the information on the role
Externí odkaz:
https://doaj.org/article/cc879624a56e4370bbe915a82777a488
Publikováno v:
The Indian Journal of Agricultural Sciences, Vol 91, Iss 5 (2021)
Present experiment was conducted (2015-16 and 2016-17) comprising different levels of water stress and environmental conditions for the model parametrization and validation of Info Crop-wheat v2.1 model. The model was calibrated and validated for pop
Externí odkaz:
https://doaj.org/article/7e1567594c2f416ba31bc493f35e23d4