Crop yield response to water - Cra

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Figure 1 World cotton harvested area and average yield over the period 1961-2009 (FAO, 2011).Area harvestedYield1002.590Area harvested (million ha)807060504030201001961196419671970197319761979198219851988199119941997200020032006200921.510.50Average yield (tonne / ha)Figure 2 Cotton harvested area (GAEZ, 2011).Reference year 2000cotton 155
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Crop yieldresponse to waterFAOIRRIG
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1. IntroductionFood production and
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Lead AuthorsMartin Smith(formerly F
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3. Yield response to waterof herbac
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The WP parameter introduced in Aqua
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figure 7 The root zone depicted as
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threshold and 1.0 at the lower thre
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also calculated by multiplying with
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FIGURE 14 Schematic representation
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figure 17ClimateInput data defining
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Table 1 Conservative crop parameter
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figure 18 The Main AquaCrop menu.di
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Applications to Irrigation Manageme
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Box 1 Simulating deficit irrigation
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for each planting date. If there ar
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ox 2 (CONTINUED)FIGURE 1 Difference
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Heng, L.K., Hsiao,T.C., Evett, S.,
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Table 2Additional information and d
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capacity (FC) and permanent wilting
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densities. This range is referred t
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Table 3Comparison of simulated with
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In Equation 3 C a is the mean air C
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REFERENCESAllen, R., Pereira, L., R
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Lead AuthorSenthold Asseng(formerly
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Figure 1 World wheat harvested area
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When nutrition is limiting, yield p
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wheat 101
Page 120 and 121: Figure 1 World rice harvested area
Page 123: Response to StressesBecause rice ev
Page 129 and 130: Lead AuthorTheodore C. Hsiao(Univer
Page 132 and 133: emergence to flowering is about 65
Page 135 and 136: ReferencesAyers, R.S. & Westcot, D.
Page 140: Figure 1 World soybean harvested ar
Page 144 and 145: A number of studies indicate that s
Page 146: ReferencesBhatia, V.S., Piara Singh
Page 150 and 151: Figure 1 World barley harvested are
Page 152: Barley development may be thought o
Page 155 and 156: The seasonal water requirements for
Page 159 and 160: Lead AuthorSuhas P. Wani(ICRISAT, A
Page 161: sowing usually starts in late Septe
Page 164 and 165: loss. If water stress is severe eno
Page 166: ReferencesFAO. 2011. FAOSTAT online
Page 172 and 173: Table 1Days for development stage b
Page 175 and 176: from 0.65 to 1.3 tonne/ha for surfa
Page 179: Lead AuthorsMargarita Garcia-Vila(U
Page 182 and 183: genotypes to photoperiod is variabl
Page 184: Irrigation practiceSunflower is gro
Page 190 and 191: Figure 1 World sugarcane harvested
Page 192 and 193: The stalk is composed of an immatur
Page 194: Yield and harvest indexCommercial y
Page 199 and 200: Lead AuthorRoberto Quiroz(CIP, Lima
Page 201 and 202: quinoa, or vegetables as in the And
Page 203 and 204: ecommended fertilization rates rang
Page 208 and 209: Figure 1 World tomato harvested are
Page 210 and 211: Tomato flowers develop from buds si
Page 212 and 213: nil at EC e of 13 dS/m in some stud
Page 214: TOMATO 199
Page 218 and 219: Figure 1 World sugar beet harvested
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TAbLE 1Phenology of sugar beet in s
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thinning. As mentioned, excessive n
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SUGAR BEET 209
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death is mainly caused by competiti
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y the requirement set by transpirat
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ReferencesAsseng, S. & Hsiao, T.C.
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Figure 1 World bambara groundnut ha
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temperatures clearly influence repr
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BAMBARA GROUNDNUT 227
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Lead AuthorSam Geerts(KU Leuven Uni
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physiological maturity varies betwe
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(Bertero et al., 2000; Jacobsen and
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Lead AuthorAlemtsehay Tsegay(Mekell
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about 55 days or more after plantin
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Hirut, K., Johnson, R.C. & Ferris,
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Yield response to waterof fruit tre
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techniques; d) relations between yi
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has been such that wherever farmers
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tasted better than those from fully
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The orchard ET processThe ET c from
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The model AquaCrop computes E for t
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(8) Tr cc = K cc ET o f ccWhere, f
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ox 5 (CONTINUED)F 2 VALUES (Norther
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ox 6 Examples for determining ET of
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Determining irrigation requirements
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ox 8 Spatial relation between the d
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accurately determine volumetric soi
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ox 10 This page: Examples of the di
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ox 11 Reference values of stem-wate
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A major advantage of the canopy tem
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The water budget technique is very
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high sensitivity level, as discusse
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of crop responses to water deficits
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ox 18 Generalized relationships bet
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ox 19 (CONTINUED)(b) In the second
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Figure 12Patterns of seasonal appli
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figure 14Response of an almond orch
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Additional ReadingFollowing are a n
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Lead AuthorSRiccardo Gucci,(Univers
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in the first years of production (t
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Because olives flower late, the ris
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Table 1b Summary of recommended oli
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Table 2 Relative yield and gross re
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Figure 5Hypothetical seasonal cours
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ReferencesAngelopulos, K., Dichio,
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Early vegetative and reproductive g
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Summer stressDuring this period of
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almond had its highest Gl of close
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Water Production FunctionsThe two p
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Figure 3aCrop-water production func
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Goldhamer, D. A. & Salinas, M. 2000
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Figure 1 Production trends for appl
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division, and that limitation of po
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oth irrigation level and crop load.
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Figure 6Seasonal reference ET o cro
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Figure 8 Water production function
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Table 2 Apple orchard water require
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Lead AuthorSDiego S. Intrigliolo,Ju
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The fruit with fleshy pericarp is c
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Figure 2 Relationships between aver
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Suggested Deficit Irrigation Strate
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Lead AuthorDavid A. Goldhamer(forme
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Early Vegetative and Reproductive g
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The research results on preharvest
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Much less work has been done on the
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Figure 5 shows that with mild defic
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FIGURE 6Relationships between appli
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Table 2 Irrigation management, yiel
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Table 3 Suggested RDI strategies fo
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Lead AuthorJordi Marsal(IRTA, Lleid
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Figure 2Reproductive growth of pear
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Figure 3Effects of postharvest irri
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Table 1Crop coefficients relative t
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same cultivar but used in Italy and
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notice that this was the case for B
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REFERENCESAllen, R.G., Pereira, L.S
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Lead AuthorSJoan Girona(IRTA, Lleid
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Description of the stages of develo
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Figure 3(a): Relationship between a
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several others since that time have
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BOXDetecting water stress in peachA
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Water RequirementsThe water use rat
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Figure 6Relation between relative y
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Johnson, R.S. & Phene, B.C. 2008. F
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production recovery from severe wat
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Description of the stages of develo
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used to collect the nuts, which are
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yield of marketable product (split
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Figure 4Total tree nut load for tre
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Figure 6Production function develop
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ReferencesAydın, Y. 2004. The effe
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Figure 1 Production trends for apri
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Responses to Water DeficitsIn areas
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Figure 4Apricot (cv. Búlida) shoot
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apricot 439
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Figure 1 Production trends for avoc
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Stem-water potential (SWP) values a
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ReferencesFaber, B., Apaia, M. & M.
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Figure 1 Production trends for swee
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Figure 4Daily patterns of sunlit le
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season (Marsal, 2010). However, the
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sweet CHERRY 457
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Figure 1 Grape production between 1
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Table 1Key vegetative and reproduct
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Figure 3Plasticity of flowering of
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In common with most crops, tissue e
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minimal4season 1 (l h -1 )4eason 1
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Table 4Yield, fruit sugar concentra
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Figure 10Negative associations betw
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Table 5Sensory evaluation of experi
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FIGURE 14Seasonal dynamics of crop
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Box 2 Crop and soil measurements to
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ReferencesAlmenberg, J. & Dreber, A
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Petrie, P.R. & Sadras, V.O. 2008. A
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Figure 1 Production trends for kiwi
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Figure 3Evolution of the LAI in A.
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Figure 7Schematic representation of
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water content is high enough to avo
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REFERENCESClearwater, M.J., Lowe, R
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attention to rough estimations or a
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Crop yield response to water - Cra

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