1) bark yield
树皮产量
1.
The restriction model excels the restriction-free model in predicting the bark yield of magnolia of officinalis.
提出无约束最优组合模型和有约束最优组合模型,这两种模型均可以极大地改善凹叶厚朴树皮产量预测效果。
2) lint yield
皮棉产量
1.
The genetic contribution of 6 yield component traits to lint yield were conducted using additive-dominance-maternal genetic model(ADM model),which considered genotype ×environment interaction effects(GE) with estimating conditional and unconditional variance component and genetic effects in F1 intraspecific(Gossypium hirsutum L.
采用加性-显性-母性及其与环境互作的遗传模型,对5个陆地棉亲本及其F1代20个组合6个产量组分和皮棉产量的两年资料,利用估算条件方差分量和预测条件遗传效应值的统计方法进行了贡献分析。
2.
NPK fertilization combined with Cu(NH 3) 4SO 4 could increase the lint yield, improve the fiber quality, and be beneficial to increase the P content, the P uptake and the P/N ratio in stem leaves.
结果表明:氮磷钾肥是主要的影响因素;肥铜配施有利于皮棉产量、纤维整齐度及纤维伸长率的提高,并能提高主茎叶的磷素含量,磷氮比及磷素吸收量。
3.
Effect of remaining monopodial branches on the ~(14)C-assimilation,partitioning of ~(14)C assimilates and lint yield of the cotton plant;
因此 ,留营养枝与否对皮棉产量无显著影响。
3) phloem production
檀皮产量
1.
The effects of management practice on above-ground biomass production and phloem production of Pteroceltis tatarinowii Maxim plantations;
经营措施对青檀人工林生物量及檀皮产量的影响
4) root bark yield
根皮产量
1.
In order to explore artificial cultivation pattern,root and root bark yield of Aralia elata at different nurturing ages distributed on different field locations were investigated.
为了探索龙芽楤木食药兼用林的人工栽培模式,对不同培育年龄和林地位置的龙芽楤木的根产量和根皮产量进行了调查。
5) potassium content in bark
树皮含钾量
1.
It was revealed in an extensive survey that the occurrence of apple Valsa canker (Valsa ceratosperma) is correlated negatively with potassium content in bark.
矫治试验结果表明,春季增施钾肥,可提高树皮含钾量并减轻腐烂病发生程度。
6) content of bark
树皮含量(林)
补充资料：边际产量（MP）
边际产量（MP）：增加一个单位可变要素投入量所增加的产量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条