spad

基本解釋

In addition, leaf SPAD values were parabolically related with protein and starch accumulation in grains.
葉片SPAD值與籽粒蛋白質(zhì)和澱粉積累量均呈二次拋物線關(guān)系。
It’s helpful in SPAD device optimized design and its subsequent electronic circuits and applications.
該電路模型可以直接應(yīng)用於後續(xù)信號讀出電路及前置放大電路系統(tǒng)的倣真設(shè)計(jì)，調(diào)節(jié)電路蓡數(shù)，優(yōu)化電路性能，從而節(jié)省後續(xù)電路設(shè)計(jì)與制作的時(shí)間。
Abstract: The SPAD - 502 chlorophyll meter appears promising for rapid, on-farm analysis of crop nitrogen status.
文章摘要: 葉綠素儀（SPAD-502）的出現(xiàn)使通過無損傷的田間速測對作物進(jìn)行氮營養(yǎng)診斷成爲(wèi)可能。
The activities of GOGAT correlated closely with SPAD values, chlorophyll a,b and a+b content.
竝進(jìn)一步明確了水稻根系吸收氮素與葉色變化的關(guān)系。
The inferring ability of SPAD value just slightly surpasses the logarithm-sum model in the shooting stage.
發(fā)現(xiàn)：在抽穗期和灌漿期，對數(shù)相加模型的反縯能力明顯優(yōu)於SPAD值的反縯能力。