[Objectives]To study the effects of 12%chlorothalonil and 12%procymidone smoke agent on physiology and yield of quinoa in greenhouse.[Methods]The chlorophyll content and photosynthesis rate of quinoa were determined b...[Objectives]To study the effects of 12%chlorothalonil and 12%procymidone smoke agent on physiology and yield of quinoa in greenhouse.[Methods]The chlorophyll content and photosynthesis rate of quinoa were determined by using the conventional application method of smoke agent at the dosage of 3 kg/ha.Finally,the total yield and increased yield of quinoa were calculated.[Results]The chlorophyll content and photosynthesis rate of leaves were all increased by two kinds of smoke agents,and the photosynthesis rate was also increased significantly.[Conclusions]These two smoke agents can promote the growth of quinoa,including the increase of chlorophyll and the enhancement of photosynthesis,and its further mechanism needs to be further discussed.展开更多
The study of crop varieties has developed from qualitative research to quantitative research at a deeper level.Analysis and evaluation is a commonly used quantitative research method,and the evaluation index system an...The study of crop varieties has developed from qualitative research to quantitative research at a deeper level.Analysis and evaluation is a commonly used quantitative research method,and the evaluation index system and its weight are the basis of the evaluation system,which plays an important role in the scientificity of the evaluation results.In this paper,quinoa is taken as the research object.The evaluation index system of quinoa planting is constructed according to its planting characteristics,and the weight of each evaluation index is determined,which could lay a foundation for the evaluation of quinoa planting.展开更多
Quinoa is a crop as both food and forage.It has a tolerance to cold,drought,and salt.It is rich in vitamins,polyphenols,flavonoids,phytosterols and other substances,and has rich nutritional value and health care,which...Quinoa is a crop as both food and forage.It has a tolerance to cold,drought,and salt.It is rich in vitamins,polyphenols,flavonoids,phytosterols and other substances,and has rich nutritional value and health care,which provides great potential for being as forage.In this paper,the application potential and prospects of quinoa as forage are studied.展开更多
This article studies present situation of agriculture in Handan from different aspects.It is thought that overall sustainable development level of Handan agriculture is enhanced somewhat,but there are some problems.Ac...This article studies present situation of agriculture in Handan from different aspects.It is thought that overall sustainable development level of Handan agriculture is enhanced somewhat,but there are some problems.According to the actual condition,some rationalization suggestions are proposed.展开更多
To the Editor:Coronavirus disease 2019(COVID-19),which broke out in 2019,has become a global pandemic.Similar to severe acute respiratory syndrome coronavirus(SARS-CoV)in 2003,SARS-CoV-2 could cause acute lung injury ...To the Editor:Coronavirus disease 2019(COVID-19),which broke out in 2019,has become a global pandemic.Similar to severe acute respiratory syndrome coronavirus(SARS-CoV)in 2003,SARS-CoV-2 could cause acute lung injury and cytokine storms characterized by the increased interleukin(IL)-8,IL-6,and tumor necrosis factorα(TNF-α).[1]Perspective studies in those survivors from the severe acute respiratory syndrome(SARS)epidemic in 2003 revealed that those SARS patients manifested varying degrees of pulmonary interstitial fibrosis.[2]Similarly,patients with severe COVID-19 are also featured by the diffuse alveolar damage along with alveolar interstitial fibrosis.[3]展开更多
基金Supported by Introduction and Demonstration Project of Forage Quinoa Germplasm Resources(2019YX019A)Project of Hebei Academy of Agricultural and Forestry Sciences(Basic Scientific Research Fund 2018030302Innovation Project F19R494004-01-5).
文摘[Objectives]To study the effects of 12%chlorothalonil and 12%procymidone smoke agent on physiology and yield of quinoa in greenhouse.[Methods]The chlorophyll content and photosynthesis rate of quinoa were determined by using the conventional application method of smoke agent at the dosage of 3 kg/ha.Finally,the total yield and increased yield of quinoa were calculated.[Results]The chlorophyll content and photosynthesis rate of leaves were all increased by two kinds of smoke agents,and the photosynthesis rate was also increased significantly.[Conclusions]These two smoke agents can promote the growth of quinoa,including the increase of chlorophyll and the enhancement of photosynthesis,and its further mechanism needs to be further discussed.
基金Supported by the Innovation Project of Hebei Academy of Agriculture and Forestry Sciences (F19R494004-01-5)Key R&D Projects in Hebei Province(19227527D)。
文摘The study of crop varieties has developed from qualitative research to quantitative research at a deeper level.Analysis and evaluation is a commonly used quantitative research method,and the evaluation index system and its weight are the basis of the evaluation system,which plays an important role in the scientificity of the evaluation results.In this paper,quinoa is taken as the research object.The evaluation index system of quinoa planting is constructed according to its planting characteristics,and the weight of each evaluation index is determined,which could lay a foundation for the evaluation of quinoa planting.
基金Supported by the Innovation Project of Hebei Academy of Agriculture and Forestry Sciences(F19R494004-01-5)Key R&D Project of Hebei Province(19227527D).
文摘Quinoa is a crop as both food and forage.It has a tolerance to cold,drought,and salt.It is rich in vitamins,polyphenols,flavonoids,phytosterols and other substances,and has rich nutritional value and health care,which provides great potential for being as forage.In this paper,the application potential and prospects of quinoa as forage are studied.
文摘This article studies present situation of agriculture in Handan from different aspects.It is thought that overall sustainable development level of Handan agriculture is enhanced somewhat,but there are some problems.According to the actual condition,some rationalization suggestions are proposed.
基金This study was supported by grants from the SARS-CoV-2 Pneumonia Emergency Technology Public Relation Project of Tongji Medical College,Huazhong University of Science and Technology(No.2020kfyXGYJ043)the National Natural Science Foundation of China(No.81974456)the SARS-CoV-2 Pneumonia Emergency Technology Public Relation Project(No.2020FCA009)。
文摘To the Editor:Coronavirus disease 2019(COVID-19),which broke out in 2019,has become a global pandemic.Similar to severe acute respiratory syndrome coronavirus(SARS-CoV)in 2003,SARS-CoV-2 could cause acute lung injury and cytokine storms characterized by the increased interleukin(IL)-8,IL-6,and tumor necrosis factorα(TNF-α).[1]Perspective studies in those survivors from the severe acute respiratory syndrome(SARS)epidemic in 2003 revealed that those SARS patients manifested varying degrees of pulmonary interstitial fibrosis.[2]Similarly,patients with severe COVID-19 are also featured by the diffuse alveolar damage along with alveolar interstitial fibrosis.[3]
