نتایج جستجو برای: lodging sensitivity

تعداد نتایج: 336342  

2016
Guanglong Zhu Guohui Li Depeng Wang Shen Yuan Fei Wang

Rice yield potential was greatly improved since the green revolution, but the occurrence of lodging often restricts the achievement of potential yield. Currently, it is still obscure about how the lodging-related traits change along with the genetic improvement in yield potential of rice, although much efforts have been devoted to study the trend of and physiological mechanisms underlying chang...

Journal: :Journal of epidemiology and community health 1982
N J Shanks K B Carroll

SUMMARY An improvement in the identification of pulmonary tuberculosis among residents of common lodging houses has proved possible through the close cooperation of the doctor providing primary medical care, the mass miniature radiography services, and the wardens of the hostel where the proposed visit is to take place. Renewed interest has recently been expressed about the single homeless and ...

Journal: :Field Crops Research 2021

Lodging is a major constraint to increasing the global productivity of maize (Zea Maize L.). The objectives this paper are to: i) describe model for stem and root lodging in maize, ii) calibrate anchorage strength component model, iii) evaluate model’s applicability by assessing its capacity explain effects crop husbandry on risk iv) investigate potential further develop predict at an early eno...

2017
Mingwei Zhang Hui Wang Yuan Yi Jinfeng Ding Min Zhu Chunyan Li Wenshan Guo Chaonian Feng Xinkai Zhu

Lodging is one of the constraints that limit wheat yields and quality due to the unexpected bending or breaking stems on wheat (Triticum aestivum L.) production worldwide. In addition to choosing lodging resistance varieties, husbandry practices also have a significant effect on lodging. Nitrogen management is one of the most common and efficient methods. A field experiment with Yangmai 20 as r...

2017
Shailesh Yadav Uma M. Singh Shilpa M. Naik Challa Venkateshwarlu Perumalla J. Ramayya K. Anitha Raman Nitika Sandhu Arvind Kumar

Dry direct-seeded rice (DSR) is an alternative crop establishment method with less water and labor requirement through mechanization. It provides better opportunities for a second crop during the cropping season and therefore, a feasible alternative system to transplanted lowland rice. However, lodging is one of the major constraints in attaining high yield in DSR. Identification of QTLs for lo...

Ezatollah Nabati Koorosh Astaraki, Mahdi Shaaban, Mohammad Khorshidvand Mohsen Lak

BACKGROUND: Barley is one of the main important crops in the world, mainly used for animal feed and malt. OBJECTIVES: This study was conducted to evaluate the comparisons of seed yield and its components, phenological and physiological traits of different barley cultivars under Lorestan environmental condition. METHODS: Current rese...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1390

monumental changes occurring on a daily basis have altered the world into a global village of expanding technology and shrinking geography in which preparing language learners for intercultural communication seems to be a sine qua non for modern language education. employing a cross-sectional design in its first phase, this study investigated the intercultural sensitivity and language proficien...

Journal: :Plant physiology 2004
F A Welton V H Morris

Introduction In connection with a study of the cause of lodging in soybeans as grown in corn for silage it was found that the shading by the corn resulted in a reduction of the percentage of carbohydrates and total dry matter, and that the stems of soybeans thus developed were relatively soft, pliable, and weak. In cereals like oats and wheat a similar situation in the stems with consequent lod...

2017
Chunfen Fan Shengqiu Feng Jiangfeng Huang Yanting Wang Leiming Wu Xukai Li Lingqiang Wang Yuanyuan Tu Tao Xia Jingyang Li Xiwen Cai Liangcai Peng

BACKGROUND Biomass recalcitrance and plant lodging are two complex traits that tightly associate with plant cell wall structure and features. Although genetic modification of plant cell walls can potentially reduce recalcitrance for enhancing biomass saccharification, it remains a challenge to maintain a normal growth with enhanced biomass yield and lodging resistance in transgenic plants. Sucr...

Journal: :Journal of Experimental Botany 2009
Qing-Hu Ma

Stem lodging-resistance is an important phenotype in crop production. In the present study, the expression of the wheat COMT gene (TaCM) was determined in basal second internodes of lodging-resistant (H4564) and lodging-susceptible (C6001) cultivars at stem elongation, heading, and milky endosperm corresponding to Zadoks stages Z37, Z60, and Z75, respectively. The TaCM protein levels were analy...

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