籽棉

实收籽棉产量，品种之间差异较大。

For the yield of unginned cotton , differences between varieties were significant .

覆盖使棉花果枝数、棉铃重、籽棉重增加，从而可提高棉花产量。

And the mulch could increase boll weight , branch numbers and unginned cotton weight , thus raising cotton yields .

这是由于前段工艺中，纤维单强已呈下降趋势，经提净回收六辊籽棉清理机U形齿条辊的作用，纤维受到进一步损伤的缘故。

It because of at forepart process , the fiber has present downtrend , and after defecating recycling six roller seed cotton cleaning up machine it suffer further injury .

其中P含量的变动与籽棉产量呈负相关，这可能与供试土壤有效磷含量特高（79.5ppm），引起元素之间比例失调有关。

It was found that plant P concent shows a negative corelation to raw cotton yield . This might be due to the too high concentration of soil available P ( 79.5 ppm ) which made the soil nutrients unbalanced .

通过对棉花施用造纸黑液固化物有机NPK复合肥的效果研究表明：棉田施用造纸黑液固化物有机NPK复合肥确有较好的肥效，其籽棉和皮棉产量达4749.15kg/hm2和2063.55kg/hm2。

This paper systematically studies the effect of the compound fertilizer of organic NPK from the concretions of papermaking black-liquid on cotton yield and quality .

氮肥滴施后与不施氮处理相比，单株铃数增加0.761.17个，单铃重增加0.170.74g，籽棉产量提高34%56%。

The boll number per plant , the weight per boll and the un-ginned cotton yield with the drip fertilization of nitrogen fertilizers increased by 0.76 1.17 bolls , 0.17 0.74g and 34 % 56 % , respectively , compared with those without nitrogen fertilization ;

籽棉产量分析表明，品种间具有显著的差异。

China varieties presented intermediate type in cotton yield and growing period .

基于机器视觉技术的田间籽棉品级抽样分级模型研究

Researches of Grading Model of Field Sampling Cotton Based on Machine Vision Technology

【目的】客观评价田间籽棉质量。

【 Objective 】 The quality of field seed cottons is assessed objectively .

津巴布韦新花采摘接近尾声，籽棉收购缓慢。

Picking is nearing completion in Zimbabwe and seed cotton deliveries are slowing .

针对光籽棉种难以进行精播的问题，设计了一种电磁振动式精密播种装置。

In order to solve the problem that cottonseed is difficult to be seeded precisely , the electromagnetic vibration precision seeder is designed .

整套设备在人工喂入籽棉的条件下，已达到设备的设计生产率。

Because a whole equipment was under artificial feeding unginned cotton condition that it has come to the design productivity about the equipment .

相关分析表明：亮度修正后，图像特征与籽棉品级之间相关显著。

Correlation analysis showed that the correlations among image features as well as grades of seed cotton quality were significant after image intensity correction .

整个林网内的籽棉产量增加2994%，皮棉产量增加3506%。

Within the whole forest net , the unginned cotton yield is increased by 29.9 % , and the gined one by 35.06 % .

子叶叶面积大小是鉴定棉花产量性状的早期形态指标，在同一类型棉花品种中，子叶叶面积与单铃籽棉重存在正相关。

Cotyledon area was an index of yield in early growth period of cotton and existed positive correlation to seed cotton weight per boll .

灌水、重肥与早播处理棉株根重、地上部重及籽棉产量等均增加。

The weight of roots and above ground parts and the seed cotton yield increased at irrigation , more fertilizer applied or early sowing conditions .

花铃期不同土壤含水量影响棉花籽棉产量及产量构成因素。在土壤相对持水量70%～75%时棉花产量最高，产量结构合理，品质最好；

When relative soil water content was 70 % ~ 75 % ( W2 ), cotton yield is highest with sound composition and high quality fiber .

遗传分析表明，新海14号和99-111籽棉产量有显著的加性效应，可作为杂交育种的优良亲本。

Hybrid analyse indicated that unginned cotton yielding of xinhai 14 and 99-111 have significant additive effect . It can be as good parents of cross breeding .

本机的清杂效率高，可以用于清除籽棉中的各种杂质，不孕籽和僵瓣等。

With high clearing impurity efficiency , the processing machine of unginned cotton can be used for clearing various impurities , sterile seeds , dead cotton , etc.

氮肥滴施后，能显著提高棉花单株铃数、单铃重和籽棉产量。

The drip fertilization of nitrogen and phosphorous fertilizers could significantly increases the boll number per plant , the weight per boll and the un-ginned cotton yield .

新疆棉花平均光温生物量光能利用率为2.104%，籽棉光温光能利用率为1.059%，皮棉光温光能利用率为0.472%。

Cotton average light utilization rate of light temperature biomass productivity was 2.104 % , while that of seed cotton and lint were 1.059 % and 0.472 % respectively .

单标记分析还发现GhERF7基因与产量构成因子的其他因素（如籽棉产量、皮棉产量、衣分、衣指等）有显著的相关性。

Single marker analysis found that this gene had distinct relationship to yield-components ' other factors ( seed-yield , lint-yield , lint percentage , lint index and so on ) .

不同播期对抗虫杂交棉的影响表现为，在适期早播情况下利于抗虫杂交棉中棉所29棉铃铃壳中的干物质向籽棉中转移，以提高其单铃重。

Suitable early sowing was favorable for the dry matter in boll shell to be transported from shell to seed cotton , which could improve the weight per boll increasingly .

同时分析了籽棉的自然物理形状与清理效率的关系以及影响籽棉清理效率的各种因素，从而为数控籽棉清理的机械结构设计提供了结构参数和理论依据。

Also it analyzes the relationship between the natural physical shape of cotton seed and cleaning efficiency as well as the various factors which affect the seed cotton cleaning efficiency .

此外，抗虫杂交棉中棉所29中部棉铃铃壳的物质转移率和籽棉的干物质积累量明显高于下部和上部果枝棉铃。

In addition , the transportation of dry matter from shell to seed cotton in the middle boll were much higher than that of the upper lay and underlayer boll .

结果表明，适时适度的水分调亏复水后作物光合速率具有补偿或超补偿效应，光合产物具有补偿或超补偿积累，并且有利于向籽粒或籽棉运转与分配。

The results showed that under appropriate degree of water deficit at suitable growing stages , there were compensation or super-compensation effects in photosynthesis and accumulation of photosynthetic products after re-watering .

株高、果枝、成铃数、单铃重、衣分、单位面积籽棉、皮棉产量等性状的狭义遗传力、广义遗传力都达到了极显著水平。

The narrow and broad heritability of plant height , number of fruit branch , boll-setting numbers , boll weight , lint and seed cotton yield reached a extremely significant level .

而美国和乌兹别克斯坦的籽棉单产指标并不高，说明其竞争优势的形成并非源于土地生产效率。

But American and Uzbekistan seed cotton yield per unit area indicators is not high , explaining that their competitive advantage the formation stems from the land production efficiency by no means .

霜前籽棉产量，3个播期多茎株型分别为相应对照的114.9%、111.5%和113.3%；纤维品质优于对照株型。

Cotton yield of top removal plant type at different planting times before frost were 114.9 % , 111.5 % and 113.3 % of the control , and fiber quality were better .

地上部干物质分配中心随生育进程发生着如下动态转移：真叶→茎枝→蕾花→幼铃→铃壳→籽棉。

Durign the cotton growing season , the dry matter distribution has transferred as following true leaf → stem → bud and flower → young boll → boll shell → seed cotton .