Results 21 to 30 of about 1,742,475 (248)

Study on the Mechanical Properties and Thermal Conductivity of Cotton Stalk Fiber Heat-Insulating Shotcrete

open access: yesAdvances in Materials Science and Engineering, 2022
In this study, heat-insulating shotcrete with excellent performance was developed to effectively reduce the thermal conductivity and meet the strength requirements of shotcrete in high ground temperature roadways.
Guangcheng Liu   +2 more
doaj   +1 more source

Design of lightweight soil mixture ratio of cotton stalk fiber EPS particles

open access: yesShuili Shuiyun Gongcheng Xuebao, 2023
To satisfy the demand of spongy city road construction in collapsible loess areas, a kind of cotton stalk fiber EPS particle light soil with light weight, high strength, and certain permeability was developed as a roadbed replacement material.
HU Jinfang   +4 more
doaj   +1 more source

Measuring Some Mechanical Properties of Boxwood and Privet Plants by an Izod Impact Tester [PDF]

open access: yesBiomechanism and Bioenergy Research, 2022
The information of the impact cutting behavior of plants stalk, play an important role in the design and fabrication of plants cutting equipment. It is difficult to investigate a theoretical method to define cutting properties of plants stalks because ...
Mohammad Reza Kamandar   +2 more
doaj   +1 more source

DARLING: a device for assessing resistance to lodging in grain crops

open access: yesPlant Methods, 2019
Background Stalk lodging (breakage of plant stems prior to harvest) is a major problem for both farmers and plant breeders. A limiting factor in addressing this problem is the lack of a reliable method for phenotyping stalk strength.
Douglas D. Cook   +5 more
doaj   +1 more source

Assigning sex to pre-adult stalk-eyed flies using genital disc morphology and X chromosome zygosity [PDF]

open access: yes, 2006
Background: In stalk-eyed flies ( Diopsidae) the eyes and antennae are laterally displaced at the ends of elongated eyestalks. Eyespan and the degree of sexual dimorphism in eyespan vary considerably between species and several sexually dimorphic species
Fowler, K.   +17 more
core   +1 more source

BIOMECHANICAL PROPERTIES OF WOLFBERRY PLANT ORGANS [PDF]

open access: yesEngenharia Agrícola, 2020
To improve the picking rate and reduce the wrong picking rate of the existing wolfberry harvesting machinery, in this study, the binding force and physical appearance of the immature fruit stalk, mature fruit stalk, flower, and leaf were studied to guide
Fulong Ma   +4 more
doaj   +1 more source

No Detectable Fertility Benefit from a Single Additional Mating in Wild Stalk-Eyed Flies [PDF]

open access: yes, 2010
Background: Multiple mating by female insects is widespread, and the explanation(s) for repeated mating by females has been the subject of much discussion.
Fowler, K   +8 more
core   +1 more source

Ejaculate investment and attractiveness in the stalk-eyed fly, Diasemopsis meigenii [PDF]

open access: yes, 2013
The phenotype-linked fertility hypothesis proposes that male fertility is advertised via phenotypic signals, explaining female preference for highly sexually ornamented males.
Andrew Pomiankowski   +17 more
core   +1 more source

Nitrogen Split Application Can Improve the Stalk Lodging Resistance of Maize Planted at High Density

open access: yesAgriculture, 2020
The decrease of maize stalk quality is an important reason for stalk lodging during the grain filling stage. In the present study, a maize cultivar was planted at densities of 7.5, 9.0, 10.5, 12.0, and 13.5 × 104 plants ha−1 and subjected to nitrogen ...
Qun Wang   +8 more
doaj   +1 more source

Ethephon Improved Stalk Strength of Maize (Zea Mays L.) Mainly through Altering Internode Morphological Traits to Modulate Mechanical Properties under Field Conditions

open access: yesAgronomy, 2019
Stalk strength is critical for reducing maize stalk lodging and maintaining grain yield. Ethephon has been widely applied to molding compact plant-type to reduce the lodging risk in maize production.
Yushi Zhang   +7 more
doaj   +1 more source

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