搜索结果: 1-15 共查到“农学 fall”相关记录18条 . 查询时间(0.687 秒)
Grouping-Based Time-Series Model for Monitoring of Fall Peak Coloration Dates Using Satellite Remote Sensing Data
phenology monitoring fall foliage coloration grouping-based time-series analysis spatial and temporal scale optical remote sensing
2024/1/12
Accurate monitoring of plant phenology is vital to effective understanding and prediction of the response of vegetation ecosystems to climate change. Satellite remote sensing is extensively employed t...
Rise and fall of agrarian states influenced by climate volatility
Rise and fall agrarian states climate volatility
2015/11/12
Climate variability is one of the major forces in the rise and fall of agrarian states in Mexico and Peru, according to a team of researchers looking at both climate and archaeological records."We are...
Thinning experiment in the spruce and beech mixed stands on the locality naturally dominated by beech ?growth, litter-fall and humus
thinning spruce beech
2015/3/16
In 1997, long-term thinning experiment V歟te?in Southern Bohemia was established in the young 19-year-old mixed beech and spruce stand. Three variants (0.10 ha each) were investigated: 1 ?control unthi...
Pathogenicity of Beauveria bassiana to Fall Webworm (Hyphantria cunea) (Lepidoptera: Arctiidae) on Different Host Plants
entomopathogenic fungi Artemisia annua
2015/3/10
A study on the compatibility of the entomopathogenic fungus Beauveria bassiana with two medicinal plants, Artemisia
annua (0.5%) and Lavandula stoechas (0.6%), was conducted against fall webworm, Hy...
Assesment of Ammonia Volatility from Fall Surface-Applied Liquid Dairy Manure
Manure Ammonia Volatility Nitrogen Cycle
2014/11/17
Ammonia emissions from dairy and livestock operations are of significant environmental and human health concern in the United States. Conservation of ammonia from fall surface-applied manure could ben...
Cropping frequency and N fertilizer effects on soil water distribution from spring to fall in the semiarid Canadian prairies
Fallow Frequency Water Use Plant Biomass Spring Wheat Soil Water
2013/3/4
In the semiarid Canadian prairies, water is the most limiting and nitrogen (N) the second most limiting factor influencing spring wheat (Triticum aestivum L.) production. The efficiency of water-and n...
Effects of Air Temperature and Humidity in the Greenhouse on Growth of Fall-cropped Cucumber Plants
Greenhouse Cucumber Plants Temperature
2009/7/13
Effects of air temperature and humidity in the greenhouse on the growth of the fall-cropped cucumber ‘Natsunokaori’ were investigated. In pinching and wire-training cultivation, air temperature of 30 ...
Effects of Each Irrigating Method and Training System on Radial Fruit Cracking in Summer and Fall Culture of Tomatoes under Plastic Canopy
Fall Culture Fruit Cracking Canopy
2009/7/10
With the aim of elucidating the cause of the occurrence of radial fruit cracking in tomatoes cultivated in summer and fall under plastic canopies, we examined the effects of the differences in soil mo...
Effects of the Fruit Set Position and Training Method on Brix of Fall-Cropped Muskmelon Fruit
Muskmelon Fruit Training Method average Brix
2009/7/10
Effects of the fruit set position and training method on Brix of fall-cropped muskmelon fruit (cv. ‘Rupia Red’) were examined. Plants were topped at the 3rd node and two primary lateral shoots were gr...
Culture Methods to Reduce the Occurrence of the Bottle-gourd-shaped Fruits in the Greenhouse of Fall-cropped Cucumber Plants
greenhouse working environment potassium sulfate solution removing first lateral branches soil temperature
2009/7/8
When cucumber plants are grown in a greenhouse kept at 25°C with 40% RH in the forenoon to improve working environment, the occurrence of bottle-gourd-shaped fruits increased. We tried some cultural m...
Effect of Plant Growth Regulator on Suppression of Fall Sprouting in Japanese Pepper (Zanthoxylum piperitum (L.)DC.f.inerme Makino)
days to bud sprouting ethychlozate maleic hydrazide (MH) naphthaleneacetic acid (NAA) sprouting percentage
2009/7/7
A method of suppressing sprouting in Budousanshou (Zanthoxylum piperitum (L.) DC. f. inerme Makino) due to early defoliation in the fall by diseases and pests was investigated. We used three plant gro...
Rate of deterioration, degrade, and fall of trees killed by mountain pine beetle
bluestain decay fungi moisture content mountain pine beetle shelf-life stand structure wood
2009/1/8
The information presented in this paper results from a review of published articles on deterioration of dead wood, and interviews of people with forestry and (or) mill experience from the 1980s Caribo...
Damage to Cotton Fruiting Structures by the Fall Armyworm, Spodoptera frugiperda (Lepidoptera: Noctuidae)
Damage Cotton Fruiting Structures Fall Armyworm Spodoptera frugiperda
2008/12/15
Cotton at three stages of crop phenological development was infested with eggs and third instar larvae of the fall armyworm, Spodoptera frugiperda (J.E. Smith), to determine the effect of larval feedi...
【目的】培育耐寒性强的地被菊花[Dendranthema grandiflorum (Ramat.) Kitamura]新材料。【方法】 以Fall Color品种的幼嫩叶片为外植体，探讨胚状体诱导所需的植物生长调节剂浓度和诱导培养时间等条件。【结果】叶片外植体在添加0.75 mg·L-1 2,4-D的诱导培养基上诱导15 d，再进行分生培养，不仅能够诱导胚性愈伤组织形成，还能够诱导胚状体发生，并...
Absorption of Fall-Applied Nitrogen in Satsuma Mandarin Orchard with Rat Tail Fescue as Cover Crop
Cover crop Fall-applied nitrogen 15N-tracer method
2010/12/2
A 15N-tracer method was used to study the absorption of nitrogen applied in the fall to satsuma mandarin trees and Rat tail fescue, Vulpia myuros, in a pot test in which a satsuma mandarin tree was gr...