搜索结果: 1-15 共查到“农学 Early growth”相关记录22条 . 查询时间(0.23 秒)
Early growth evaluation and biomass allocation difference between clones and families in Cupressus funebris
Cupressus funebris clones families biomass allocation
2023/6/2
Evaluation of growth differences between clones and families has rarely been studied in slow-growing Cupressus funebris species, and whether such growth differences are related to biomass allocation p...
Foliage and fine roots in terms of growth efficiency – a comparison between European beech and Norway spruce at early growth stages
allometric equations fine root morphology leaf area stem diameter stem mass production interspecies differences
2015/4/24
The quantification of stems (under- and overbark), foliage and fine roots in 14-year-old stands of European beech and Norway spruce grown on the same site were evaluated. Therefore, 60 trees of each s...
Effects of seed origin, growing medium and mini-plug density on early growth and quality of black locust (Robinia pseudoacacia [L.]) seedlings
mini-plug seedlings growth traits survival mini-plug transplants forest restoration
2015/4/14
The objective of this study was to identify optimal growing conditions for the production of high-quality mini-plug seedlings of black locust (Robinia pseudoacacia [L.].). Two seed origins (Greek and ...
Susceptibility of the Early Growth Stages of Volunteer Oilseed Rape to Invertebrate Predation
volunteer seeds seed and seedling mortality
2015/3/9
Chemical and agronomical control of volunteer plants is difficult, especially in reduced-input cropping systems
where feeding by natural herbivores may become an important cause of their mortality. ...
Effect of soil applied herbicides and depth of sowing on common cocklebur (Xanthium strumarium L.) and maize (Zea mays L.) emergence and early growth
Xanthium strumarium L. Zea mays L. herbicides
2015/3/1
Greenhouse trials were conducted during 2005 to investigate the effect of six soil applied herbicides on common cocklebur (Xanthium strumarium L.) sowed at a depth of 4 cm and 7 cm, and determine the ...
Early Growth Stages of the Rare Acridocarpus orientalis in the UAE—A First Step towards Conservation
Qafas Seed Germination Seed Mortality
2013/3/8
The seed germination and seedling establishment of the rare Acridocarpus orientalis were investigated to understand its requirements for further seedlings establishment in the United Arab Emirates (UA...
Maintenance Respiration in Early Growth Stage of Corn (Zea mays L.)
Corn (Zea mays L.) Dark respiration Leaf growth Maintenance respiration Starvation method
2009/8/4
The time-course change of dark respiration and the maintenance component of respiration in corn seedlings were studied by the starvation method. In the dark, leaf growth at the 4, 5 and 6th positions ...
Characteristics of Rooting and Leaf Emergence Rate, Early Growth and Heading Date of Rice Seedlings with Different Plant Age in Leaf Number
Early growth Heading date Leaf emergence rate Rice plant Rooting Seedling age in leaf number
2009/7/29
Eleven kinds of rice seedlings with different plant age in leaf unmber in the range 0-7.2 (counting the incomplete leaf as the first leaf), raised under the same condition, were grown in the phytotron...
Effects of Light Conditions during Nursery Period on the Characters of Rice Nurseling Seedlings, Their Taking Root and Early Growth after Transplanting
Character of seedling Early growth Light condition Raising of seedling Remaining percentage of endosperm Rice nurseling seedling
2009/7/27
Rice nurseling seedlings were raised under temperature-controlled condition (32°C) in darkness or with illumination of 500lux (Exp.1) and 170lux (Exp.2) by fluorescent lamp for 1, 2 and 4 days before ...
Effects of Light Conditions during Nursery Period on the Characters of Rice Nurseling Seedlings, Their Taking Root and Early Growth after Transplanting
Character of seedling Early growth Light condition Raising of seedling Remaining percentage of endosperm Rice nurseling seedling Rice plant Taking root
2009/7/27
Rice nurseling seedlings were raised under temperature-controlled condition (32°C) in darkness or with illumination of 500lux (Exp.1) and 170lux (Exp.2) by fluorescent lamp for 1, 2 and 4 days before...
Comparison of the Early Growth between Sugarcane and Sweet Sorghum
Dry weight Early growth Net assimilation rate Specific leaf area Sugarcane
2009/7/16
Sugarcane, a high photosynthesis ability C4 plant, has a low yield in comparison with it's long cropping duration because of slow growth during the early stage and climatic damage. The growth of suga...
Characteristics of Rooting and Early Growth of Transplanted Rice Nursling Seedlings with Several Plant Ages in Leaf Number
Growth Nursling seedling Plant age in leaf number Rice Rooting Seeding density Transplanting
2009/7/16
The rooting and development of transplanted rice seedlings (Oryza sativa L.) are affected by the characters of the seedlings and the amount of damage to roots incurred by transplanting. Experiments we...
Studies on the Varietal Difference in the Characters of High-yielding Rice:Relation between character of seedling and early growth after transplanting
Character of seedling Early growth High yielding ability
2009/7/15
The relationships between the early growth after transplanting and several seedling characteristics of 10 high-yielding varieties bred in Asian countries(H group)were compared with those of 10 Japane...
Correlation of Early Growth with Average Germination Period and True Seed Weight in Sugar Beet under Direct Sowing Cultivation(Agronomy)
Average germination period Early growth First cross Seed parent line Sugar beet
2009/7/15
The relationship between early growth and seed characters was examined in 69 three-way crossed hybrid lines and three varieties. In all plants examined, total dry weight of the plants in the early gro...
Effect of Unevenness in a Paddy Field on the Early Growth and Tillering in Direct Seeding Cultivation of Rice(Agronomy)
Depth of water Direct seeding Early growth Lower nodal tiller Maximum number of tillers
2009/7/10
To clarify the effect of unevenness in a field on the tiller development of direct-seeded rice plants, we investigated the height and growth at the same measuring points. The paddy field had a high de...