Generatingsupply voltagefrequency of 42to 5.5 V, and CCP peptide Biological Activity maximum measurement selection of 7.65 m, power an ultrasonic variety from three V kHz, resolution of 1 maximum Hz. The diffusion angle in the ultrasonic sensor was measured sampling frequency of 10 measurement selection of 7.65 m, power supply voltage range from three V to 5 to be about 14and sampling frequency of 10 Hz.determined using boththe ultrasonic sensor was m . Experimental circumstances have been The diffusion angle of temperature and ured to be the study, temperatures ranged from 24 determined humidity humidity sensors. Duringabout 14 Experimental circumstances have been to 28 C andusing each tempera and humidity sensors. During the study, temperatures ranged from 24 to 28 and ranged from 28 to 45 . midity ranged from 28 to 45 . The test rig built within this experiment consisted of a steel profile frame, simulated grape leaves, iron wire andThe test rig built in this experiment consisted of a steel profile frame, simulated g nylon wire. The size from the steel profile frame (length width height) leaves, one hundred wire and nylon wire. The size employed steel profile frame (length wid was 80 cm 80 cm iron cm. The simulated grape leavesof the within this experiment had been height) was 80 cm 80 7 cm and an The simulated 62.07 leaves applied within this heart-shaped with an typical length ofcm 100 cm. average region of grape cm2 . Leaves have been experi have been heart-shaped was an average iron wire up and down. The canopy arranged in five layers; each layerwith fixed by the length of 7 cm and an typical area of 62.07 Leaves had been arranged in 5 to the last layer Each iron wire iron slide thickness could be the distance in the very first layerlayers; each and every layer. was fixed by thecouldwire up and d The canopy thickness would be the distance from of initial layer to the Every layer freely in front and behind the frame for quick adjustment thecanopy thickness.last layer. Each iron could slide freely in front and behind the cm. The effortless are produced of leaves has six leaf vines. The spacing amongst leaf vines was 11 frame forvines adjustment of canopy thick Every layer wire. leaf vines. The nylon involving 0.467 mm, which had strung with each other by nylon has sixThe diameter ofspacingwire was leaf vines was 11 cm. The vine made of leaves strung collectively leaves on each and every vine had been evenly distributed, pretty much no impact on ultrasonic echo signal. The by nylon wire. The diameter of nylon wire was 0.467 which had was improved on ultrasonic echo signal. the leaves the canopy along with the variety of leaves practically no effector decreased in line with The size of on every vine were ev distributed, and staggered amongst layers, as shown in Natural Product Like Compound Library medchemexpress Figure 2. density [5]. The leaf vines werethe quantity of leaves was improved or decreased based on the siAgriculture 2021, 11, x FOR PEER REVIEW4 ofAgriculture 2021, 11,four ofthe canopy density [5]. The leaf vines were staggered in between layers, as shown in Figure two.(a)Figure two. (a) Prime view schematic of test rig; (b) simulated canopy test rig. Figure two. (a) Major view schematic of test rig; (b) simulated canopy test rig.(b)received is denoted as Tn . as interval time is time is T and we are able to obtain the target echo is received is denoted TheT . The interval T, and we ,can get the target obstacle n distance L from Equation (1): obstacle distance L from Equation (1): (331.5 0.607Tem) T L = (331.5 0.607Tem) T (1) 2 L= (1) 2 where Tem could be the environmental temperature, 0.607 is the temperature compensation factor where Tem is theand 331.five may be the ultrasonic propagation v.