搜索结果: 1-15 共查到“作物学 Planting Density”相关记录21条 . 查询时间(0.084 秒)
Influence of Planting Density to Podding of Soybean Plants with Special Reference to Raceme Order
Flowering Planting density Podding Podding efficiency
2009/8/5
To clarify the influence of planting density on podding of soybeans, field experiment was conducted in terms of the identification of the raceme order (RO). Soybean cultivars 'Tatisuzunari' and 'Tamah...
Effects of Planting Density and Planting Patterns of Young Seedlings Transplanting on the Growth and Yield of Rice Plants
Density effect Grain yield Planting density Planting pattern Rice plant(Oryza sativa L.)
2009/8/4
This study was carried out to examine the effects of planting density and planting patterns in reference to various characteristics at the panicle formation, heading and maturing stages in rice plants...
Analysis of the Number of Spikelets per Panicle on the Main Stems, Primary and Secondary Tillers of Different Rice Genotypes Grown under the Conventional and Nitrogen-Free Basal Dressing Accompanied with Sparse Planting Density Practices
Cultivation practices Main stems Number of Spikelets Primary tillers Rice cultivars Secondary tillers
2009/7/29
The number and development of spikelets on a panicle directly affect the grain yield. In this study, we examined the differences among various rice cultivars in the number of spikelets per panicle (NS...
Analysis of Lodging-Resistant Characteristics of Different Rice Genotypes Grown under the Standard and Nitrogen-Free Basal Dressing Accompanied with Sparse Planting Density Practices
Breaking strength Lodging Lower internodes Nitrogen-free basal dressing Rice cultivars Sparse planting density
2009/7/29
Field experiments were carried out in 2001 and 2002 to examine the lodging-resistance characteristics of various rice cultivars bred for the Tohoku region of Japan including the widely-cultivated cult...
Analysis of the Dry Matter Production Process Related to Yield and Yield Components of Rice Plants Grown under the Practice of Nitrogen-Free Basal Dressing Accompanied with Sparse Planting Density
Dry matter production Nitrogen-free basal dressing Rice cultivars Sparse planting density Weather conditions
2009/7/28
Experiments were carried out in 1999, 2000 and 2001 on the field of Iwate University, Japan to examine the effect of nitrogen-free basal dressing accompanied with sparse planting density (BNo) on the ...
Varietal Differences in the Responses of Yield Components of Rice Plants to Nitrogen-Free Basal Dressing Accompanied with Sparse Planting Density in the Tohoku Region of Japan
Nitrogen-free basal dressing Rice cultivars Sparse planting density Weather conditions Yield components
2009/7/28
Grain yield of rice plants is composed of different yield components that vary with the genotype, environmental condition and cultivation practice. Experiments were conducted in 1999, 2000 and 2001 in...
Varietal Differences in Tillering and Yield Responses of Rice Plants to Nitrogen-Free Basal Dressing Accompanied with Sparse Planting Density in the Tohoku Region of Japan
Nitrogen-free basal dressing Rice cultivars Sparse planting density Weather conditions Yield
2009/7/28
At present, the main challenge in rice production is to achieve a high and stable yield with low input. In this study, the growth of tillers and yield of 12 rice cultivars and lines in the practice of...
Effects of Planting Density on Growth and Distribution of Roots in Rice Plants (Oryza sativa L.)
Crown root Oryza sativa L Planting density Root system Top-root ratio
2009/7/24
Effects of planting density on the formation of the root system and the relative growth of the top and root in rice plants were investigated. The four planting densities used were 45, 70, 95 and 120 h...
Effect of Planting Density on Grain Yield and Water Productivity of Rice (Oryza sativa L.) Grown in Flooded and Non-flooded Fields in Japan
Grain yield Non-flooded paddy field Planting density Rice Water productivity Water-use efficiency Yield components
2009/7/24
The effect of planting density on grain yield and water productivity was evaluated in rice (Oryza sativa L.) grown in non-flooded lowland fields in Japan in comparison with flooded fields. One rice cu...
Effects of Seed Rhizophore Weight and Planting Density on the Yield of a High Yielding Variety of Chinese Yam:Dioscorea opposita Thunb
High yielding variety Marketa ble cultural technique Planting density Seed rhizophore weight
2009/7/15
To establish a cultural technique for commercial production of a new high yielding variety of Chinese yam (D.opposita Thunb.) "Shintanmaru", we examined the effects of seed rhizophore weight and plant...
Effects of Planting Density and Topdressing at the Panicle Initiation Stage on Spikelet Number per Unit Area
Differentiated spikelet Nitrogen Panicle number Planting density Primary rachis-branch
2009/7/14
Dense planting is an important cultural technique to increase the number of spikelets per unit area, and is thought to be favorable for grain filling because it increases the percentage of spikelets o...
Effects of Planting Density and Topdressing at the Panicle Initiation Stage on Spikelet Number per Unit Area
Differentiated spikelet Nitrogen Panicle number Planting density Primary rachis-branch
2009/7/14
Dense planting is an important cultural technique to increase the number of spikelets per unit area, and is thought to be favorable for grain filling because it increases the percentage of spikelets o...
Effects of Planting Density on the Growth of Welsh Onion Grown in NFT
Planting Density Welsh Onion Grown NFT
2009/7/13
The effects of planting density on the growth of Welsh onion in NFT (Nutrient Film Technique), were investigated to obtain basic knowledge to promote stable production and improve its quality.
Welsh ...
Effects of Salinity,Planting Density and Lateral Shoot Leaves under Truss on Yield and Total Soluble Solids of Tomato Fruits Grown in Hydroponics
acidity blossom end rot fruit fresh weight fruit size
2009/7/9
Effects of the starting time of salinity treatment, planting density and lateral shoot leaves under the truss on yield and quality of double-truss tomato fruits grown in hydroponics were investigated....
Optimum Planting Density and Nitrogen Application Rate for Maximizing Rice Yield in the Nile Delta
Planting density Paddy yield Yield components Rice Nitrogen rate Nile Delta Leaf area index
2009/7/9
In the Nile Delta, rice (Oryza sativa) used to be cultivated with comparatively low planting density (15 hill m-2), large hill (19 to 23 plant per hill) and small nitrogen (10 g m-2) in the 1980’s. E...