Chap 13 plant nutrition lec

... CRC_DK2972_Ch 013. qxd 6/6/2006 1 :13 PM Page 382 382 13. 2.4 ANALYTICAL TECHNIQUES Handbook of Plant Nutrition FOR THE DETERMINATION OF MOLYBDENUM IN PLANTS The molybdenum status of crops is often overlooked ... plants for sulfite oxidation 13. 2 DIAGNOSIS OF MOLYBDENUM STATUS OF PLANTS 13. 2.1 DEFICIENCY The discovery of molybdenum as a plant nutrient led to the diag...

Ngày tải lên: 02/07/2014, 00:20

... of the leaves and other green parts of the plant (Figure 1.2) Often, chlorosis is first evident in the spaces of the leaves between the veins, and then spreads to the veins In extreme cases, the ... must be considered • The functions of the element in the plant • The original sources of the element in the natural world (other than decaying matter from other o...

Ngày tải lên: 15/03/2014, 04:20

... 1.L c ta nhận đ c công th c Euler.Nếu a = r1 = / r2 = 1/2.L c ta nhận đ c công th c Euler c i tiến Một c ch tơng tự nhận đ c công th c Runge - Kutta b c 4 .C ng th c hay đ c dùng tính toán th c ... a,b,t,z,h,x0,y0 ,c1 ,c2 ; float x[100],y[100]; clrscr(); printf("Cho can duoi a = "); scanf("%f",&a); printf("Cho can tren b = "); scanf("%f",&b); printf("Cho so buoc tinh n = "); sca...

Ngày tải lên: 27/03/2014, 11:32

... prior to planting, i.e., a pre -plant nutrition program, and during plant growth, i.e., a post -plant nutrition program Do not forget that irrigation water can also be a significant source of plant ... along for the ride, i.e., plants don’t actively take up calcium, it just comes into the root with the water Once inside the plant, ions are recombined into compounds useful for...

Ngày tải lên: 20/04/2014, 13:36

... Discoverers of Essentiality Element Date of Essentialitya Researchera Nitrogen 18 04 18 51 18 55 18 39 18 61 1866 18 62 18 75 18 66 18 43 19 22 19 25 19 26 19 26 19 39 19 54 19 87 de Saussureb Boussingaultb Liebigc ... rotations Commun Soil Sci Plant Anal 32 :13 21 13 54, 20 01 CRC_DK2972_Ch0 01. qxd 18 6/30/2006 12 :48 PM Page 18 Handbook of Plant Nutrition...

Ngày tải lên: 02/07/2014, 00:20

... 2. 0 to 2. 2 Ͻ1.5 to 1.8 Ͻ1.7 to 2. 4 Ͻ1.5 2. 1 2. 3 to 2. 9 2. 1 to 2. 9 2. 5 to 3.0 1.5 to 2. 3 2. 1 to 4.3 3.0 to 3.8 1.5 to 2. 5 2. 2 to 3.8 2. 2 to 3 .2 1.6 to 2. 5 Ͼ3.3 Ͼ3.3 Ͼ3.8 Ͼ4.5 Ͼ4.3 2. 0 Ͻ1.5 2. 0 ... 23 2. 2.1.1 Nitrate Reductase 23 2. 2.1 .2 Nitrite Reductase 23 2. 2 .2 Ammonium Assimilation 23 2. 2 .2. 1 Glutamine Synthetase 24 2. 2 .2. 2 Glutamate...

Ngày tải lên: 02/07/2014, 00:20

... L/mid shoot 0.19–0.25 0.26 0.12 0 .3 177 180 178 181 Ͻ0.10 43 43 43 43 1 93 Ͻ0.10 0.080 43 Ͼ0 .30 CRC_DK2972_Ch0 03. qxd 6 /30 /2006 1:15 PM Page 63 Phosphorus TABLE 3. 1 63 (Continued ) Species Pear (Pyrus ... 219 0.25–0 .35 0.48–0.58 0 .30 –0.50 0.72 0.40 1.17 Ͻ0.25 43 208 208 43 206 0.10 136 208 220 221 206 0. 23 0.20–0 .30 0.12 0.20 43 208 43 206 0.20–0 .30 Ͻ0 .31 Ͻ0 .38 0....

Ngày tải lên: 02/07/2014, 00:20

... 27 14 26 26 47 43 13 34 41 22 30 27 13 26 31 12 44 52 15 31 40 23 28 33 12 28 34 22 44 Source: M Viro, Büntehof Abs 4: 34 36, 19 74/ 75 TABLE 4. 6 Range of Sufficient K Concentrations in Upper Plant ... ammonia-elicited changes of cytosolic pH in root hair cells of rice and maize as monitored by 2(,7(-bis-(2-carboxyethyl )-5 (and 6-) -carboxyfluorescein-fluorescence ratio...

Ngày tải lên: 02/07/2014, 00:20

... Table 5. 1 and Table 5. 2 CRC_DK2972_Ch0 05. qxd 7 /5/ 2006 8:49 AM Page 134 134 Handbook of Plant Nutrition TABLE 5. 1 Deficient and Adequate Concentrations of Calcium in Leaves and Shoots of Various Plant ... CRC_DK2972_Ch0 05. qxd 7 /5/ 2006 8:49 AM Page 136 136 Handbook of Plant Nutrition TABLE 5. 2 Deficient and Adequate Concentrations of Calcium in Fruits o...

Ngày tải lên: 02/07/2014, 00:20

... accumulation of magnesium, in an effort to prevent magnesium tetany in grazing animals CRC_DK2972_Ch0 06. qxd 6/ 14/20 06 7:04 AM Page 1 56 1 56 Handbook of Plant Nutrition 6. 4 CONCENTRATIONS OF MAGNESIUM IN PLANTS ... 0.20–0.50 0.22–0 .64 0.17–0.40 0.25–0.80 0.51–0 .69 0. 16 0.17 0.10–0.20 0.35–0.85 0.15–0.35 Continued CRC_DK2972_Ch0 06. qxd 6/ 14/20 06 7:04 AM Page 164 1...

Ngày tải lên: 02/07/2014, 00:20

... glutathione S-transferase (70 72 ) R-X ϩ GSH ⇒ R-SG ϩ X-H The activity of glutathione S-transferase may be enhanced in the presence of various xenobiotics via induction of distinct isoforms of the enzyme ... at the level of substrate availability CRC_DK2 972 _Ch0 07. qxd 6/30/2006 3:59 PM Page 218 218 Handbook of Plant Nutrition TABLE 7. 7 Survey of Different Investigati...

Ngày tải lên: 02/07/2014, 00:20

... and Agri-Food Canada, Charlottetown, Prince Edward Island, Canada CONTENTS 8. 1 8. 2 8. 3 8. 4 8. 5 8. 6 Historical Information 242 8. 1.1 Determination of Essentiality 242 8. 1.2 ... 266 8. 8.1 Types of Fertilizers 266 8. 8.2 Methods and Rates of Application 266 References 2 68 8.1 HISTORICAL INFORMATION 8. 1.1 DETERMINATION OF ESSENTIALITY ... color presentation of...

Ngày tải lên: 02/07/2014, 00:20

... 84, 85 9, 86 84, 87 86 45 56 88 6, 64 60, 89 7, 90 91 6, 91 92 93 58, 94 95 73, 96 97 , 98 , 99 100 66, 92 91 , 92 101 102, 103 102, 104 6, 105 1, 106 9, 86 a The plant yields decline or the plant ... Phytopathology 85:1461–1467, 199 5 CRC_DK 297 2_Ch0 09. qxd 290 6/30/2006 4:12 PM Page 290 Handbook of Plant Nutrition 54 D.M Huber The role of nutrition in the...

Ngày tải lên: 02/07/2014, 00:20

... 8.6 16.1 20.2 24.2 12 àg g1 fresh weight àg plant1 àg plant1 13 àg plant1 14 àg plant1 2.3 àg plant1 2.8 àg plant1 3.7 àg plant1 3.7 àg plant1 7.0 àg plant1 Medium High 117 50 16 18 24 Reference ... Desf.) CRC_DK2972_Ch 010. qxd 12:13 PM Page 309 Copper 309 CRC_DK2972_Ch 010. qxd 310 7/14/2006 12:13 PM Page 310 Handbook of Plant Nutrition a montmorillonite [(Al,Mg)2(OH)2Si4...

Ngày tải lên: 02/07/2014, 00:20