Results 91 to 100 of about 6,521,027 (300)

The effect of pruning on photosynthetic rate of cacao tree in a novel cropping system [PDF]

open access: yes, 2017
An intensive growing system requires regular pruning to maintain canopy architecture. More frequent pruning times on cacao plantations have been recommended to increase the productivity. However, limited studies have examined this topic in cacao. In this
Lambert, Smilja   +6 more
core   +1 more source

Net Assimilation Rate Determines the Growth Rates of 14 Species of Subtropical Forest Trees [PDF]

open access: yes, 2016
Growth rates are of fundamental importance for plants, as individual size affects myriad ecological processes. We determined the factors that generate variation in RGR among 14 species of trees and shrubs that are abundant in subtropical Chinese forests.
Paine, C E Timothy   +16 more
core   +2 more sources

Dual Repression by IPA1 Fine‐Tunes OsbZIP79‐Mediated Salt Tolerance in Rice

open access: yesAdvanced Science, EarlyView.
Dual repression by IPA1 fine‐tunes OsbZIP79‐mediated salt tolerance in rice: direct transcriptional inhibition under normal conditions and salt‐induced degradation under stress. This dual mechanism activates OsbZIP79 to regulate Na+/K+ homeostasis and redox balance via downstream genes, enabling optimal salt stress response.
Hui Wang   +12 more
wiley   +1 more source

Characteristics of Photosynthesis and Water Use Efficiency of Platycladus orientalis Under Different Soil Moisture

open access: yesShuitu baochi yanjiu, 2006
In semi-arid region of Loess Plateau,the net photosynthetic rate,transpiration rate,stomatal conductance,intercellular CO2 concentration of Platycladus orientalis and proportional factors were measured with the Li-6400 portable photosynthesis system ...
ZHANG Wei-qiang   +5 more
doaj  

Chlorophyll a (Chl a), chlorophyll b (Chl b), chlorophyll (a+b) and net photosynthetic rate (Pn) of Sorghum bicolor (L.) Moench seedlings under various salt and alkali stresses.

open access: yes, 2019
Chlorophyll a (Chl a), chlorophyll b (Chl b), chlorophyll (a+b) and net photosynthetic rate (Pn) of Sorghum bicolor (L.) Moench seedlings under various salt and alkali stresses.
Lei He (143930)   +2 more
core   +1 more source

Seasonality in CO2 and H2O flux at an Eastern Amazonian Rain Forest [PDF]

open access: yes, 2002
Previous studies of CO2 fluxes in Amazonia have suggested seasonal variation in net ecosystem exchange. We find little evidence of this seasonality at a new site in eastern Amazonia, despite the expectation that this site would be particularly sensitive ...
Palheta, P.   +10 more
core   +1 more source

Integration of the D‐Genome Reshapes Gene Transcription, Chromatin Architecture, and Metabolome of Allohexaploid Wheat, Leading to Enhanced Environmental Adaptability

open access: yesAdvanced Science, EarlyView.
Integration of the D‐genome reshapes gene transcription, chromatin architecture, and the metabolome of hexaploid wheat, leading to enhanced adaptability to salt, UV‐B, and alkali stress. ABSTRACT The hybridization‐led integration of the D‐genome into domesticated tetraploid wheat gave rise to allohexaploid wheat, the most cultivated wheat globally ...
Yanyan Liu   +23 more
wiley   +1 more source

Diurnal and seasonal variations in photosynthetic rates of dwarf pine Pinus pumila at the treeline in central Japan

open access: yes, 2022
It is important to develop a convenient method for predicting photosynthetic rates in cold regions such as high elevations. Dwarf pine Pinus pumila is a representative treeline species in Japan.
Koichi Takahashi (126162)   +1 more
core   +1 more source

Optimized Land–Water Management Expands Afforestation Potential Under Land and Human Water‐Use Constraints

open access: yesAdvanced Science, EarlyView.
Human water demand constrains China's feasible afforestation potential more strongly than is commonly recognized, and future climate change further intensifies this limitation. Integrating land‐use optimization with water‐saving measures substantially expands feasible afforestation area and associated carbon sinks, revealing a practical pathway to ...
Binbin Huang   +5 more
wiley   +1 more source

Response of in vitro Cultured Palm Oil Seedling Under Saline Condition to Elevated Carbon Dioxide and Photosynthetic Photon Flux Density

open access: yesAnnals of Tropical Research, 2012
Salt stress elicits various physiological and growth responses of oil palm. A laboratory experiment was conducted to determine the responses of oil palms cultured in vitro under varying salinity levels (0, 85.5, 171.11, 342.21 and 684.43 mM NaCl) to ...
Pet Roey Pascual   +3 more
doaj   +1 more source

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